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Posted to commits@dubbo.apache.org by gi...@apache.org on 2021/07/23 05:22:47 UTC

[dubbo-website] branch asf-site updated: deploy: 695b537acfb598f97507bf60df086d718ef010dc

This is an automated email from the ASF dual-hosted git repository.

github-bot pushed a commit to branch asf-site
in repository https://gitbox.apache.org/repos/asf/dubbo-website.git


The following commit(s) were added to refs/heads/asf-site by this push:
     new 12b208c  deploy: 695b537acfb598f97507bf60df086d718ef010dc
12b208c is described below

commit 12b208ccd9a9b387701fd83d114584af102de6df
Author: chickenlj <ch...@users.noreply.github.com>
AuthorDate: Fri Jul 23 05:22:37 2021 +0000

    deploy: 695b537acfb598f97507bf60df086d718ef010dc
---
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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@@ -580,7 +580,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -604,7 +604,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/committer/new-committer-guide_dev/index.html b/en/docs/contribution-guidelines/committer/new-committer-guide_dev/index.html
index d5d7fdb..15f262b 100644
--- a/en/docs/contribution-guidelines/committer/new-committer-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/committer/new-committer-guide_dev/index.html
@@ -19,11 +19,11 @@
 The active contributor is elected as a committer At the late development stage, an active contributor can be elected as a committer.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/committer/new-committer-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Apache Committer Guide">
 <meta itemprop=description content="First: How to become a committer Initial committers at the project incubator stage At the project incubator stage, there will be an initial committers list in the proposal of the incubator project. Confirm that you are one of the initial committers. After the vote is passed in the Apache incubator community, these committers can start preparing their account. See incubator wiki for details.
 The active contributor is elected as a committer At the late development stage, an active contributor can be elected as a committer.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="887">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Apache Committer Guide">
@@ -60,8 +60,8 @@ The active contributor is elected as a committer At the late development stage,
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -673,7 +673,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/committer/release-guide_dev/index.html b/en/docs/contribution-guidelines/committer/release-guide_dev/index.html
index cb215de..ee700a2 100644
--- a/en/docs/contribution-guidelines/committer/release-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/committer/release-guide_dev/index.html
@@ -20,12 +20,12 @@ Please refer to the following links for more information on ASF&rsquo;s release
  Apache Release Guide Apache Release Policy Maven Release Info  Preparation of Local Building Environment Mainly including the related preparation of signature utilities and Maven repository certification">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/committer/release-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Release Guide">
 <meta itemprop=description content="Understanding the Apache Release Cycle In general, Source Release is the key and the required content of Apache. But Binary Release is optional, Dubbo can choose whether to release binary packages to the Apache repository or to the Maven central repository.
 Please refer to the following links for more information on ASF&rsquo;s release guide:
  Apache Release Guide Apache Release Policy Maven Release Info  Preparation of Local Building Environment Mainly including the related preparation of signature utilities and Maven repository certification">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="2520">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Release Guide">
@@ -63,8 +63,8 @@ Please refer to the following links for more information on ASF&rsquo;s release
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -990,7 +990,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/committer/website-guide_dev/index.html b/en/docs/contribution-guidelines/committer/website-guide_dev/index.html
index 4f299e0..18f068a 100644
--- a/en/docs/contribution-guidelines/committer/website-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/committer/website-guide_dev/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content=" The website repository of Apache Dubbo is https://github.com/apache/dubbo-website After building the website, it&rsquo;ll be published to dubbo.apache.org automatically, you can also trigger it manually via https://selfserve.apache.org (need to login with Apache account)  ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/committer/website-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Website Guide">
 <meta itemprop=description content=" The website repository of Apache Dubbo is https://github.com/apache/dubbo-website After building the website, it&rsquo;ll be published to dubbo.apache.org automatically, you can also trigger it manually via https://selfserve.apache.org (need to login with Apache account)  ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="32">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Website Guide">
@@ -57,8 +57,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -556,7 +556,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/become-a-committer_dev/index.html b/en/docs/contribution-guidelines/contributor/become-a-committer_dev/index.html
index 5a70fc0..569b85b 100644
--- a/en/docs/contribution-guidelines/contributor/become-a-committer_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/become-a-committer_dev/index.html
@@ -19,11 +19,11 @@
 If you become a valuable contributor to the project you may well be invited to become a committer. Committer is a term used at the ASF to signify someone who is committed to a particular project.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/become-a-committer_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="How to become a Dubbo committer">
 <meta itemprop=description content="Anyone can be a contributor to an Apache project. Being a contributor simply means that you take an interest in the project and contribute in some way, ranging from asking sensible questions (which documents the project and provides feedback to developers) through to providing new features as patches.
 If you become a valuable contributor to the project you may well be invited to become a committer. Committer is a term used at the ASF to signify someone who is committed to a particular project.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="214">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="How to become a Dubbo committer">
@@ -60,8 +60,8 @@ If you become a valuable contributor to the project you may well be invited to b
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -562,7 +562,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/cla-signing-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/cla-signing-guide_dev/index.html
index a852c35..dfc5813 100644
--- a/en/docs/contribution-guidelines/contributor/cla-signing-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/cla-signing-guide_dev/index.html
@@ -19,11 +19,11 @@
  You have made lots of contribution to Dubbo before Dubbo get donated to Apache, and you haven&rsquo;t sign the Alibaba-CLA before. You have made lots of contribution to Dubbo, and you are invited to become committer of Dubbo, and you have not signed Alibaba-CLA or Apache ICLA before.  Steps  Download this pdf Fill in the necessary blanks Print it out Sign the printed file Scan it Send an email to secretary@apache.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/cla-signing-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="CLA Signing Guide">
 <meta itemprop=description content="You are required to sign the Apache ICLA under the following condition:
  You have made lots of contribution to Dubbo before Dubbo get donated to Apache, and you haven&rsquo;t sign the Alibaba-CLA before. You have made lots of contribution to Dubbo, and you are invited to become committer of Dubbo, and you have not signed Alibaba-CLA or Apache ICLA before.  Steps  Download this pdf Fill in the necessary blanks Print it out Sign the printed file Scan it Send an email to secretary@apache.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="162">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="CLA Signing Guide">
@@ -60,8 +60,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -581,7 +581,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/dubbo-extension-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/dubbo-extension-guide_dev/index.html
index c9829ed..71bd79e 100644
--- a/en/docs/contribution-guidelines/contributor/dubbo-extension-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/dubbo-extension-guide_dev/index.html
@@ -19,11 +19,11 @@
 Dubbo Ecosystem We recommend you to put extension to Dubbo ecosystem. Using this pattern will keep the core repository cleaner and decrease the maintains work. With less code also speed up core repository build process.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/dubbo-extension-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Extension Guide">
 <meta itemprop=description content="Dubbo Use microkernel + plugin design pattern. Microkernel is only responsible for assembling plugins, the functions of Dubbo are implemented by extension points(plugins), which means that all functions of Dubbo can be replaced by user customized extension.
 Dubbo Ecosystem We recommend you to put extension to Dubbo ecosystem. Using this pattern will keep the core repository cleaner and decrease the maintains work. With less code also speed up core repository build process.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="297">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Extension Guide">
@@ -60,8 +60,8 @@ Dubbo Ecosystem We recommend you to put extension to Dubbo ecosystem. Using this
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -597,7 +597,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/index.html b/en/docs/contribution-guidelines/contributor/index.html
index 2a70be1..6e1b683 100644
--- a/en/docs/contribution-guidelines/contributor/index.html
+++ b/en/docs/contribution-guidelines/contributor/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -598,7 +598,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/mailing-list-subscription-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/mailing-list-subscription-guide_dev/index.html
index f401ecc..c760e12 100644
--- a/en/docs/contribution-guidelines/contributor/mailing-list-subscription-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/mailing-list-subscription-guide_dev/index.html
@@ -21,13 +21,13 @@ Here is a brief guide specific to Dubbo:
  Send an email to dev-subscribe@dubbo.apache.org, you can have empty subject and empty content. You will receive an email with the following content:  from: dev-help@dubbo.apache.org reply-to: dev-sc.xxxxxxx.xxxxxxxx-hello=example.com@dubbo.apache.org to: hello@example.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/mailing-list-subscription-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Mailing List Subscription Guide">
 <meta itemprop=description content="The Dubbo developer mailing list (dev@dubbo.apache.org) for Apache Incubator has been established, please feel free to subscribe and refer to [^1] for more details.
 You can also view the archive of the mailing list
 Here is a brief guide specific to Dubbo:
  Send an email to dev-subscribe@dubbo.apache.org, you can have empty subject and empty content. You will receive an email with the following content:  from: dev-help@dubbo.apache.org reply-to: dev-sc.xxxxxxx.xxxxxxxx-hello=example.com@dubbo.apache.org to: hello@example.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="337">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Mailing List Subscription Guide">
@@ -66,8 +66,8 @@ Here is a brief guide specific to Dubbo:
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -637,7 +637,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/new-contributor-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/new-contributor-guide_dev/index.html
index 13052e2..f3641d8 100644
--- a/en/docs/contribution-guidelines/contributor/new-contributor-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/new-contributor-guide_dev/index.html
@@ -21,13 +21,13 @@ To subscribe to the following mailing list, please refer to Mailing list subscri
  dev@dubbo.apache.org: the develop mailing list, you can ask question here if you have encountered any problem when using or developing Dubbo.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/new-contributor-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="New Contributor Guide">
 <meta itemprop=description content="This is a guide for new comers who wants to contribute to Dubbo.
 Subscribe to the mailing list The mailing list is the recommended way for discussing almost anything that related to Dubbo. Please refer to this issue for detailed documentation on how to subscribe.
 To subscribe to the following mailing list, please refer to Mailing list subscription guide
  dev@dubbo.apache.org: the develop mailing list, you can ask question here if you have encountered any problem when using or developing Dubbo.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="419">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="New Contributor Guide">
@@ -66,8 +66,8 @@ To subscribe to the following mailing list, please refer to Mailing list subscri
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -623,7 +623,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/reporting-security-issues_dev/index.html b/en/docs/contribution-guidelines/contributor/reporting-security-issues_dev/index.html
index ed5c758..df1648f 100644
--- a/en/docs/contribution-guidelines/contributor/reporting-security-issues_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/reporting-security-issues_dev/index.html
@@ -19,11 +19,11 @@
 REPORTING VULNERABILITY If you have apprehensions regarding Dubbo&rsquo;s security or you discover vulnerability or potential threat, don’t hesitate to get in touch with the Apache Dubbo Security Team by dropping a mail at security@dubbo.apache.org. In the mail, specify the description of the issue or potential threat.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/reporting-security-issues_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Reporting Security Issues">
 <meta itemprop=description content="The Apache Software Foundation takes a rigorous standpoint in annihilating the security issues in its software projects. Apache Dubbo is highly sensitive and forthcoming to issues pertaining to its features and functionality.
 REPORTING VULNERABILITY If you have apprehensions regarding Dubbo&rsquo;s security or you discover vulnerability or potential threat, don’t hesitate to get in touch with the Apache Dubbo Security Team by dropping a mail at security@dubbo.apache.org. In the mail, specify the description of the issue or potential threat.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="186">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Reporting Security Issues">
@@ -60,8 +60,8 @@ REPORTING VULNERABILITY If you have apprehensions regarding Dubbo&rsquo;s securi
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -568,7 +568,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/software-donation-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/software-donation-guide_dev/index.html
index 395e1d8..689a509 100644
--- a/en/docs/contribution-guidelines/contributor/software-donation-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/software-donation-guide_dev/index.html
@@ -20,12 +20,12 @@ If you are donating significant amount of code or documentation to Apache Dubbo
 Steps  Download this pdf Print it out Fill in the blanks (see below as an example) Request your boss to sign it Scan it Send an email to secretary@apache.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/software-donation-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Software Donation Guide">
 <meta itemprop=description content="Before you go through this guide, make sure you have confirmed with PMC that a SGA is actually needed.
 If you are donating significant amount of code or documentation to Apache Dubbo , you will be required to sign a Software Grant before your code/doc could be merged.
 Steps  Download this pdf Print it out Fill in the blanks (see below as an example) Request your boss to sign it Scan it Send an email to secretary@apache.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="602">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Software Donation Guide">
@@ -63,8 +63,8 @@ Steps  Download this pdf Print it out Fill in the blanks (see below as an exampl
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -657,7 +657,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/contribution-guidelines/contributor/test-coverage-guide_dev/index.html b/en/docs/contribution-guidelines/contributor/test-coverage-guide_dev/index.html
index b6a2035..d60e0f8 100644
--- a/en/docs/contribution-guidelines/contributor/test-coverage-guide_dev/index.html
+++ b/en/docs/contribution-guidelines/contributor/test-coverage-guide_dev/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="The benefits of unit testing  Unit test code can help everyone to go into details and understand the function of the code. We can find bugs by test case, and then enhance the robustness of the code. Test case code is also the demo usage of the core code.  Some design principle of unit test case  Steps, fine-grained and combination conditions should be well designed. Attention to boundary condition test Test code should also be designed without wri [...]
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/contribution-guidelines/contributor/test-coverage-guide_dev/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Test Coverage Guide">
 <meta itemprop=description content="The benefits of unit testing  Unit test code can help everyone to go into details and understand the function of the code. We can find bugs by test case, and then enhance the robustness of the code. Test case code is also the demo usage of the core code.  Some design principle of unit test case  Steps, fine-grained and combination conditions should be well designed. Attention to boundary condition test Test code should also be designed without writing  [...]
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="169">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Test Coverage Guide">
@@ -57,8 +57,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -583,7 +583,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/contribution-guidelines/index.html b/en/docs/contribution-guidelines/index.html
index 0b77458..abe9c81 100644
--- a/en/docs/contribution-guidelines/index.html
+++ b/en/docs/contribution-guidelines/index.html
@@ -54,8 +54,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -665,7 +665,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/index.html b/en/docs/index.html
index da6adba..0da6f7e 100644
--- a/en/docs/index.html
+++ b/en/docs/index.html
@@ -54,8 +54,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -568,7 +568,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/notices/index.html b/en/docs/notices/index.html
index 22d93e6..79eebfa 100644
--- a/en/docs/notices/index.html
+++ b/en/docs/notices/index.html
@@ -54,8 +54,8 @@
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 </a>
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -553,7 +553,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/notices/security/index.html b/en/docs/notices/security/index.html
index 4261e77..06c7fe5 100644
--- a/en/docs/notices/security/index.html
+++ b/en/docs/notices/security/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="Deserialization Vulnerability">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/notices/security/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="vulnerability">
 <meta itemprop=description content="Deserialization Vulnerability">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="410">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="vulnerability">
@@ -57,8 +57,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -600,7 +600,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/index.html b/en/docs/v2.7/admin/index.html
index 608a5bf..f895e86 100644
--- a/en/docs/v2.7/admin/index.html
+++ b/en/docs/v2.7/admin/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -562,7 +562,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/admin-console/index.html b/en/docs/v2.7/admin/install/admin-console/index.html
index 3ad09f8..1539b8d 100644
--- a/en/docs/v2.7/admin/install/admin-console/index.html
+++ b/en/docs/v2.7/admin/install/admin-console/index.html
@@ -25,7 +25,7 @@ http://127.0.0.1:8080   There&rsquo;s no login for current version, will be adde
    ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/admin-console/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Install Admin Console">
 <meta itemprop=description content="The current version of dubbo admin is under development, including: route rule, dynamic configuration, access control, weight adjustment, load balance, etc.
 Install:
@@ -35,7 +35,7 @@ mvn --projects dubbo-admin-backend spring-boot:run For more information, please
 https://github.com/apache/dubbo-admin Visit [^2]:
 http://127.0.0.1:8080   There&rsquo;s no login for current version, will be added later&#160;&#8617;&#xfe0e;
    ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="64">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Install Admin Console">
@@ -78,8 +78,8 @@ http://127.0.0.1:8080   There&rsquo;s no login for current version, will be adde
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -602,7 +602,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/consumer-demo/index.html b/en/docs/v2.7/admin/install/consumer-demo/index.html
index 9d96ce8..5140127 100644
--- a/en/docs/v2.7/admin/install/consumer-demo/index.html
+++ b/en/docs/v2.7/admin/install/consumer-demo/index.html
@@ -20,12 +20,12 @@ $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo
 # resources/spring/dubbo-consumer.xml # change dubbo:registry to the real registry center address, for example: # <dubbo:registry address=&#34;zookeeper://127.0.0.1:2181&#34;/> ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/consumer-demo/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Install Demo Consumer">
 <meta itemprop=description content="Install:
 $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo-xml # run org.apache.dubbo.demo.consumer.Application under dubbo-demo-xml-consumer module # please start Provider first # add -Djava.net.preferIPv4Stack=true if your IDE is Intellij Idea Configuration:
 # resources/spring/dubbo-consumer.xml # change dubbo:registry to the real registry center address, for example: # <dubbo:registry address=&#34;zookeeper://127.0.0.1:2181&#34;/> ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="45">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Install Demo Consumer">
@@ -63,8 +63,8 @@ $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -572,7 +572,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/index.html b/en/docs/v2.7/admin/install/index.html
index a0e4f35..177b403 100644
--- a/en/docs/v2.7/admin/install/index.html
+++ b/en/docs/v2.7/admin/install/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -594,7 +594,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/monitor-center/index.html b/en/docs/v2.7/admin/install/monitor-center/index.html
index 9f8ac1e..350710d 100644
--- a/en/docs/v2.7/admin/install/monitor-center/index.html
+++ b/en/docs/v2.7/admin/install/monitor-center/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="The function of monitor center will be merged to dubbo admin, based on metrics, coming soon">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/monitor-center/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Install Simple monitor center">
 <meta itemprop=description content="The function of monitor center will be merged to dubbo admin, based on metrics, coming soon">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="16">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Install Simple monitor center">
@@ -57,8 +57,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -556,7 +556,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/provider-demo/index.html b/en/docs/v2.7/admin/install/provider-demo/index.html
index 7caf31f..1ca1514 100644
--- a/en/docs/v2.7/admin/install/provider-demo/index.html
+++ b/en/docs/v2.7/admin/install/provider-demo/index.html
@@ -20,12 +20,12 @@ $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo
 # resources/spring/dubbo-provider.xml # change dubbo:registry to a real registry server address, zookeeper is recommended, for example: # <dubbo:registry address=&#34;zookeeper://127.0.0.1:2181&#34;/> ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/provider-demo/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Install Demo Provider">
 <meta itemprop=description content="install:
 $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo-xml # run org.apache.dubbo.demo.provider.Application under dubbo-demo-xml-provider module # add -Djava.net.preferIPv4Stack=true if your IDE is Intellij Idea configuration:
 # resources/spring/dubbo-provider.xml # change dubbo:registry to a real registry server address, zookeeper is recommended, for example: # <dubbo:registry address=&#34;zookeeper://127.0.0.1:2181&#34;/> ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="43">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Install Demo Provider">
@@ -63,8 +63,8 @@ $ git clone https://github.com/apache/dubbo.git $ cd dubbo/dubbo-demo/dubbo-demo
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -571,7 +571,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/redis/index.html b/en/docs/v2.7/admin/install/redis/index.html
index 417bedd..0814d82 100644
--- a/en/docs/v2.7/admin/install/redis/index.html
+++ b/en/docs/v2.7/admin/install/redis/index.html
@@ -25,7 +25,7 @@ nohup ./src/redis-server redis.conf & Stop:
 killall redis-server  Command line 3:  .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/redis/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Install Redis Register Center">
 <meta itemprop=description content="Redis 1 introductions, please refer to: Redis application center manual.
 you need an origin Redis server only, and change the value from dubbo.registry.address to redis://127.0.0.1:6379 in conf/dubbo.properties of quick start
@@ -35,7 +35,7 @@ wget http://redis.googlecode.com/files/redis-2.4.8.tar.gz tar xzf redis-2.4.8.ta
 vi redis.conf Start:
 nohup ./src/redis-server redis.conf & Stop:
 killall redis-server  Command line 3:  .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="101">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Install Redis Register Center">
@@ -78,8 +78,8 @@ killall redis-server  Command line 3:  .">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -612,7 +612,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/install/zookeeper/index.html b/en/docs/v2.7/admin/install/zookeeper/index.html
index 65dad76..a559c2a 100644
--- a/en/docs/v2.7/admin/install/zookeeper/index.html
+++ b/en/docs/v2.7/admin/install/zookeeper/index.html
@@ -23,7 +23,7 @@ vi conf/zoo.cfg If cluster is not needed, the content of zoo.cfg is as below 2:
 tickTime=2000 initLimit=10 syncLimit=5 dataDir=/home/dubbo/zookeeper-3.3.3/data clientPort=2181 If cluster is needed, the content of zoo.cfg is as below 3:">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/install/zookeeper/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="install Zookeeper Configuration Center">
 <meta itemprop=description content="zookeeper register center client version: dubbo-2.3.3 and above1
 Dubbo changes nothing of Zookeeper&rsquo;s server side, an original Zookeeper server is fine. All change happens while calling Zookeeper&rsquo;s client side
@@ -31,7 +31,7 @@ install:
 wget http://archive.apache.org/dist/zookeeper/zookeeper-3.3.3/zookeeper-3.3.3.tar.gz tar zxvf zookeeper-3.3.3.tar.gz cd zookeeper-3.3.3 cp conf/zoo_sample.cfg conf/zoo.cfg configuration:
 vi conf/zoo.cfg If cluster is not needed, the content of zoo.cfg is as below 2:
 tickTime=2000 initLimit=10 syncLimit=5 dataDir=/home/dubbo/zookeeper-3.3.3/data clientPort=2181 If cluster is needed, the content of zoo.cfg is as below 3:">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="184">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="install Zookeeper Configuration Center">
@@ -72,8 +72,8 @@ tickTime=2000 initLimit=10 syncLimit=5 dataDir=/home/dubbo/zookeeper-3.3.3/data
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -631,7 +631,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/apidocs/index.html b/en/docs/v2.7/admin/ops/apidocs/index.html
index 980f187..c06f2cd 100644
--- a/en/docs/v2.7/admin/ops/apidocs/index.html
+++ b/en/docs/v2.7/admin/ops/apidocs/index.html
@@ -20,12 +20,12 @@ Adding some annotations can generate a swagger like document without turning a n
 How to use?  Dubbo api docs annotation added to method parameters of Dubbo project  Dubbo provider project introduces dubbo-api-docs-core If Dubbo&rsquo;s interface and parameters are a separate jar package project, introduce dubbo-api-docs-annotations Add the annotation @EnableDubboApiDocs to the project startup class (marked with @SpringBootApplication) or configuration class (marked with @Configuration) of the provider project to enable the Dubbo API Docs  In order to avoid increasing [...]
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/ops/apidocs/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="API Docs&Test">
 <meta itemprop=description content="dubbo api docs Dubbo api documents, test tools, generate documents according to annotations, and provide test functions
 Adding some annotations can generate a swagger like document without turning a non web Dubbo project into a web project
 How to use?  Dubbo api docs annotation added to method parameters of Dubbo project  Dubbo provider project introduces dubbo-api-docs-core If Dubbo&rsquo;s interface and parameters are a separate jar package project, introduce dubbo-api-docs-annotations Add the annotation @EnableDubboApiDocs to the project startup class (marked with @SpringBootApplication) or configuration class (marked with @Configuration) of the provider project to enable the Dubbo API Docs  In order to avoid increasing [...]
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="525">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="API Docs&Test">
@@ -63,8 +63,8 @@ How to use?  Dubbo api docs annotation added to method parameters of Dubbo proje
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -694,7 +694,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/functions/index.html b/en/docs/v2.7/admin/ops/functions/index.html
index a4bb83c..a008100 100644
--- a/en/docs/v2.7/admin/ops/functions/index.html
+++ b/en/docs/v2.7/admin/ops/functions/index.html
@@ -19,11 +19,11 @@
 Service provider page Service consumer page Add route rule page Add dynamic configuration page ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/ops/functions/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Dubbo Admin Functions">
 <meta itemprop=description content="Page search If you need to manage a Dubbo service, you need to search it first and open it&rsquo;s management page
 Service provider page Service consumer page Add route rule page Add dynamic configuration page ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="35">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Dubbo Admin Functions">
@@ -60,8 +60,8 @@ Service provider page Service consumer page Add route rule page Add dynamic conf
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -578,7 +578,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/governance/index.html b/en/docs/v2.7/admin/ops/governance/index.html
index a7d2e25..68d6c50 100644
--- a/en/docs/v2.7/admin/ops/governance/index.html
+++ b/en/docs/v2.7/admin/ops/governance/index.html
@@ -19,11 +19,11 @@
 application level service governance In Dubbo 2.6 or earlier version, all service governance rule are in service scope, if you need to make application scope rule, you need to set the same rule for all services under an application, modify and delete need the same operation, this is very unfriendly.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/ops/governance/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Service Governance And Configuration Management">
 <meta itemprop=description content="Service governance the basic function of service governance is changing the runtime behaviour and routing logic, to do weight configuration and current limiting:
 application level service governance In Dubbo 2.6 or earlier version, all service governance rule are in service scope, if you need to make application scope rule, you need to set the same rule for all services under an application, modify and delete need the same operation, this is very unfriendly.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="493">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Service Governance And Configuration Management">
@@ -60,8 +60,8 @@ application level service governance In Dubbo 2.6 or earlier version, all servic
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -613,7 +613,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/index.html b/en/docs/v2.7/admin/ops/index.html
index 027a45b..cf1df84 100644
--- a/en/docs/v2.7/admin/ops/index.html
+++ b/en/docs/v2.7/admin/ops/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -601,7 +601,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/introduction/index.html b/en/docs/v2.7/admin/ops/introduction/index.html
index b195041..e10995e 100644
--- a/en/docs/v2.7/admin/ops/introduction/index.html
+++ b/en/docs/v2.7/admin/ops/introduction/index.html
@@ -20,12 +20,12 @@ Deploy the whole project through maven  install  git clone https://github.com/ap
 http://localhost:8080  Deploy frontend and backend separately  frontend deploy  cd dubbo-admin-ui npm install npm run dev  backend deploy  cd dubbo-admin-server mvn clean package cd target java -jar dubbo-admin-server-0.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/ops/introduction/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Dubbo Admin Introductions">
 <meta itemprop=description content="Now version 0.1 has been released, frontend uses Vue and Vuetify as javascript framework and UI framework, backend uses spring framework, you can deploy the whole project with maven or deploy frontend and backend separately.
 Deploy the whole project through maven  install  git clone https://github.com/apache/dubbo-admin.git cd dubbo-admin mvn clean package cd dubbo-admin-distribution/target java -jar dubbo-admin-0.1.jar  visit
 http://localhost:8080  Deploy frontend and backend separately  frontend deploy  cd dubbo-admin-ui npm install npm run dev  backend deploy  cd dubbo-admin-server mvn clean package cd target java -jar dubbo-admin-server-0.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="185">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Dubbo Admin Introductions">
@@ -63,8 +63,8 @@ http://localhost:8080  Deploy frontend and backend separately  frontend deploy
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -628,7 +628,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/admin/ops/pinpoint/index.html b/en/docs/v2.7/admin/ops/pinpoint/index.html
index 3773612..38883d6 100644
--- a/en/docs/v2.7/admin/ops/pinpoint/index.html
+++ b/en/docs/v2.7/admin/ops/pinpoint/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="After using Dubbo to serve or integrate applications, assuming that a service backstage log shows an exception and that the service is invoked by multiple applications, it is often difficult to determine which application is called, and what is the cause of the problem, so we need a set of distributed tracking systems to quickly locate the problem. Pinpoint can help us quickly locate problems (of course, there are more than one solution).">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/admin/ops/pinpoint/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
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@@ -941,7 +941,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
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diff --git a/en/docs/v2.7/admin/ops/search/index.html b/en/docs/v2.7/admin/ops/search/index.html
index fbbfbdc..b3aefc3 100644
--- a/en/docs/v2.7/admin/ops/search/index.html
+++ b/en/docs/v2.7/admin/ops/search/index.html
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 the service detail page display providers, consumers, medata information is supported in Dubbo 2.7 or higher version:">
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 the service detail page display providers, consumers, medata information is supported in Dubbo 2.7 or higher version:">
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
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@@ -562,7 +562,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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diff --git a/en/docs/v2.7/admin/ops/skywalking/index.html b/en/docs/v2.7/admin/ops/skywalking/index.html
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@@ -556,7 +556,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
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index 96100d4..35dac09 100644
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index 9d93651..9195987 100644
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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@@ -694,7 +694,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
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index 6b23252..4d92229 100644
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@@ -624,7 +624,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/dev/contract/index.html b/en/docs/v2.7/dev/contract/index.html
index 31a7c64..9e4dcf6 100644
--- a/en/docs/v2.7/dev/contract/index.html
+++ b/en/docs/v2.7/dev/contract/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="Dubbo public agreement">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/contract/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Public Agreement">
 <meta itemprop=description content="Dubbo public agreement">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="67">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Public Agreement">
@@ -57,8 +57,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
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@@ -565,7 +565,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/dev/design/index.html b/en/docs/v2.7/dev/design/index.html
index b121e1d..b414606 100644
--- a/en/docs/v2.7/dev/design/index.html
+++ b/en/docs/v2.7/dev/design/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="Dubbo frame design">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/design/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Framework Design">
 <meta itemprop=description content="Dubbo frame design">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Framework Design">
@@ -57,8 +57,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -648,7 +648,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/dev/implementation/index.html b/en/docs/v2.7/dev/implementation/index.html
index 82423ce..01bf054 100644
--- a/en/docs/v2.7/dev/implementation/index.html
+++ b/en/docs/v2.7/dev/implementation/index.html
@@ -18,10 +18,10 @@
 <meta property="og:description" content="Dubbo implementation details">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/implementation/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Implementation details">
 <meta itemprop=description content="Dubbo implementation details">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Implementation details">
@@ -57,8 +57,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -679,7 +679,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
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diff --git a/en/docs/v2.7/dev/impls/cache/index.html b/en/docs/v2.7/dev/impls/cache/index.html
index 4a03844..9692d89 100644
--- a/en/docs/v2.7/dev/impls/cache/index.html
+++ b/en/docs/v2.7/dev/impls/cache/index.html
@@ -21,13 +21,13 @@ Extension Configuration <dubbo:service cache=&#34;lru&#34; /> <!-- method level
 src |-main |-java |-com |-xxx |-XxxCacheFactory.java (CacheFactory implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.cache.CacheFactory (plain text file with contents: xxx=com.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/cache/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Cache Extension">
 <meta itemprop=description content="Summary Cache the return value, use request parameter as the key.
 Extension Interface org.apache.dubbo.cache.CacheFactory
 Extension Configuration <dubbo:service cache=&#34;lru&#34; /> <!-- method level cache --> <dubbo:service><dubbo:method cache=&#34;lru&#34; /></dubbo:service> <!-- 缺省值设置,当<dubbo:service>没有配置cache属性时,使用此配置 --> <!-- default configuration, will take affect if cache attribute isn't configured in <dubbo:service> --> <dubbo:provider cache=&#34;xxx,yyy&#34; /> Existing Extensions  org.apache.dubbo.cache.support.lru.LruCacheFactory org.apache.dubbo.cache.support.threadlocal.ThreadLocalCacheFactor [...]
 src |-main |-java |-com |-xxx |-XxxCacheFactory.java (CacheFactory implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.cache.CacheFactory (plain text file with contents: xxx=com.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="139">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Cache Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxCacheFactory.java (CacheFactory implementatio
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -631,7 +631,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/cluster/index.html b/en/docs/v2.7/dev/impls/cluster/index.html
index e0cad56..2a784cd 100644
--- a/en/docs/v2.7/dev/impls/cluster/index.html
+++ b/en/docs/v2.7/dev/impls/cluster/index.html
@@ -21,13 +21,13 @@ Extension Configuration <dubbo:protocol cluster=&#34;xxx&#34; /> <!-- default co
 src |-main |-java |-com |-xxx |-XxxCluster.java (Cluster implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.cluster.Cluster (plain text file with the content: xxx=com.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/cluster/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Cluster Extension">
 <meta itemprop=description content="Summary Group service providers in a cluster, and treat them as one single provider.
 Extension Interface org.apache.dubbo.rpc.cluster.Cluster
 Extension Configuration <dubbo:protocol cluster=&#34;xxx&#34; /> <!-- default configuration, will take affect if cluster attribute is not configured in <dubbo:protocol> --> <dubbo:provider cluster=&#34;xxx&#34; /> Existing Extensions  org.apache.dubbo.rpc.cluster.support.FailoverCluster org.apache.dubbo.rpc.cluster.support.FailfastCluster org.apache.dubbo.rpc.cluster.support.FailsafeCluster org.apache.dubbo.rpc.cluster.support.FailbackCluster org.apache.dubbo.rpc.cluster.support.ForkingC [...]
 src |-main |-java |-com |-xxx |-XxxCluster.java (Cluster implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.cluster.Cluster (plain text file with the content: xxx=com.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="127">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Cluster Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxCluster.java (Cluster implementation) |-resou
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -626,7 +626,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/compiler/index.html b/en/docs/v2.7/dev/impls/compiler/index.html
index 21a8147..7781fc8 100644
--- a/en/docs/v2.7/dev/impls/compiler/index.html
+++ b/en/docs/v2.7/dev/impls/compiler/index.html
@@ -23,7 +23,7 @@ src |-main |-java |-com |-xxx |-XxxCompiler.java (Compiler implementation) |-res
 package com.xxx; import org.apache.dubbo.common.compiler.Compiler; public class XxxCompiler implements Compiler { public Object getExtension(Class<?">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/compiler/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Compiler Extension">
 <meta itemprop=description content="Summary Java compiler, used for byte code dynamic generation for RPC invocation.
 Extension Interface org.apache.dubbo.common.compiler.Compiler
@@ -31,7 +31,7 @@ Extension Configuration No configuration required, the extension will be automat
 Existing Extensions  org.apache.dubbo.common.compiler.support.JdkCompiler org.apache.dubbo.common.compiler.support.JavassistCompiler  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxCompiler.java (Compiler implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.common.compiler.Compiler (plain text file with the content: xxx=com.xxx.XxxCompiler) XxxCompiler.java:
 package com.xxx; import org.apache.dubbo.common.compiler.Compiler; public class XxxCompiler implements Compiler { public Object getExtension(Class<?">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="79">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Compiler Extension">
@@ -72,8 +72,8 @@ package com.xxx; import org.apache.dubbo.common.compiler.Compiler; public class
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -615,7 +615,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/config-center/index.html b/en/docs/v2.7/dev/impls/config-center/index.html
index b4dfb99..2f34785 100644
--- a/en/docs/v2.7/dev/impls/config-center/index.html
+++ b/en/docs/v2.7/dev/impls/config-center/index.html
@@ -20,12 +20,12 @@ Divided by application scenarios, CC mainly undertake the following responsibili
  As a external configuration center, CC store configuration files like dubbo.properties, where the key is usually file name like dubbo.properties, and value is content of the file. Store single configuration items, like all kinds of switchs, contants, etc.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/config-center/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Dubbo Configuration Center Extensions">
 <meta itemprop=description content="Design Purpose The key function of CC(Configuration Center) is to act as a Key-Value store. Dubbo Framework tells CC the key it care about, CC return the corresponding value.
 Divided by application scenarios, CC mainly undertake the following responsibilities in Dubbo Framework:
  As a external configuration center, CC store configuration files like dubbo.properties, where the key is usually file name like dubbo.properties, and value is content of the file. Store single configuration items, like all kinds of switchs, contants, etc.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="463">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Dubbo Configuration Center Extensions">
@@ -63,8 +63,8 @@ Divided by application scenarios, CC mainly undertake the following responsibili
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -660,7 +660,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/container/index.html b/en/docs/v2.7/dev/impls/container/index.html
index 0d0e918..af13c87 100644
--- a/en/docs/v2.7/dev/impls/container/index.html
+++ b/en/docs/v2.7/dev/impls/container/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxContainer.java (Container implementation) |-r
 package com.xxx; org.apache.dubbo.container.Container; public class XxxContainer implements Container { public Status start() { // ...  } public Status stop() { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/container/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Container Extension">
 <meta itemprop=description content="Summary Service container extension, useful for loading custom contents.
 Extension Interface org.apache.dubbo.container.Container
 Extension Configuration java org.apache.dubbo.container.Main spring jetty log4j Existing Extensions  org.apache.dubbo.container.spring.SpringContainer org.apache.dubbo.container.spring.JettyContainer org.apache.dubbo.container.spring.Log4jContainer  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxContainer.java (Container implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.container.Container (plain text file with the content: xxx=com.xxx.XxxContainer) XxxContainer.java:
 package com.xxx; org.apache.dubbo.container.Container; public class XxxContainer implements Container { public Status start() { // ...  } public Status stop() { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="74">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Container Extension">
@@ -69,8 +69,8 @@ package com.xxx; org.apache.dubbo.container.Container; public class XxxContainer
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -617,7 +617,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/dispatcher/index.html b/en/docs/v2.7/dev/impls/dispatcher/index.html
index ef0875c..8a0c501 100644
--- a/en/docs/v2.7/dev/impls/dispatcher/index.html
+++ b/en/docs/v2.7/dev/impls/dispatcher/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxDispatcher.java (Dispatcher implementation) |
 package com.xxx; import org.apache.dubbo.remoting.Dispatcher; public class XxxDispatcher implements Dispatcher { public Group lookup(URL url) { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/dispatcher/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Dispatcher Extension">
 <meta itemprop=description content="Summary Thread pool dispatch strategy.
 Extension Interface org.apache.dubbo.remoting.Dispatcher
 Extension Configuration <dubbo:protocol dispatcher=&#34;xxx&#34; /> <!-- default configuration, will take effect if dispatcher attribute is not set in <dubbo:protocol> --> <dubbo:provider dispatcher=&#34;xxx&#34; /> Existing Extensions  org.apache.dubbo.remoting.transport.dispatcher.all.AllDispatcher org.apache.dubbo.remoting.transport.dispatcher.direct.DirectDispatcher org.apache.dubbo.remoting.transport.dispatcher.message.MessageOnlyDispatcher org.apache.dubbo.remoting.transport.dispat [...]
 src |-main |-java |-com |-xxx |-XxxDispatcher.java (Dispatcher implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.remoting.Dispatcher (plain text file with the content: xxx=com.xxx.XxxDispatcher) XxxDispatcher.java:
 package com.xxx; import org.apache.dubbo.remoting.Dispatcher; public class XxxDispatcher implements Dispatcher { public Group lookup(URL url) { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="83">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Dispatcher Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.remoting.Dispatcher; public class XxxDi
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -617,7 +617,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/exchanger/index.html b/en/docs/v2.7/dev/impls/exchanger/index.html
index ef974ea..8aea7e8 100644
--- a/en/docs/v2.7/dev/impls/exchanger/index.html
+++ b/en/docs/v2.7/dev/impls/exchanger/index.html
@@ -21,13 +21,13 @@ Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxExchanger.java (Exchanger implementation) |-XxxExchangeServer.java (ExchangeServer implementation) |-XxxExchangeClient.java (ExchangeClient implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.remoting.exchange.Exchanger (plain text file with the content: xxx=com.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/exchanger/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Exchanger Extension">
 <meta itemprop=description content="Summary Exchange message between request and response on network transport layer.
 Extension Interface  org.apache.dubbo.remoting.exchange.Exchanger org.apache.dubbo.remoting.exchange.ExchangeServer org.apache.dubbo.remoting.exchange.ExchangeClient  Extension Configuration <dubbo:protocol exchanger=&#34;xxx&#34; /> <!-- default configuration, will take effect if exchanger attribute is not set in <dubbo:protocol> --> <dubbo:provider exchanger=&#34;xxx&#34; /> Existing Extension org.apache.dubbo.remoting.exchange.exchanger.HeaderExchanger
 Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxExchanger.java (Exchanger implementation) |-XxxExchangeServer.java (ExchangeServer implementation) |-XxxExchangeClient.java (ExchangeClient implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.remoting.exchange.Exchanger (plain text file with the content: xxx=com.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="141">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Exchanger Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxExchanger.java (Exchanger implementation) |-X
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -635,7 +635,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/exporter-listener/index.html b/en/docs/v2.7/dev/impls/exporter-listener/index.html
index 55ba2c0..d7444ca 100644
--- a/en/docs/v2.7/dev/impls/exporter-listener/index.html
+++ b/en/docs/v2.7/dev/impls/exporter-listener/index.html
@@ -23,7 +23,7 @@ src |-main |-java |-com |-xxx |-XxxExporterListener.java (ExporterListener imple
 package com.xxx; import org.apache.dubbo.rpc.ExporterListener; import org.apache.dubbo.rpc.Exporter; import org.apache.dubbo.rpc.RpcException; public class XxxExporterListener implements ExporterListener { public void exported(Exporter<?">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/exporter-listener/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="ExporterListener Extension">
 <meta itemprop=description content="Summary Fire events when there&rsquo;s any service exported.
 Extension Interface org.apache.dubbo.rpc.ExporterListener
@@ -31,7 +31,7 @@ Extension Configuration <!-- service exporter listener --> <dubbo:service listen
 Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxExporterListener.java (ExporterListener implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.ExporterListener (plain text file with the content: xxx=com.xxx.XxxExporterListener) XxxExporterListener.java:
 package com.xxx; import org.apache.dubbo.rpc.ExporterListener; import org.apache.dubbo.rpc.Exporter; import org.apache.dubbo.rpc.RpcException; public class XxxExporterListener implements ExporterListener { public void exported(Exporter<?">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="96">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="ExporterListener Extension">
@@ -72,8 +72,8 @@ package com.xxx; import org.apache.dubbo.rpc.ExporterListener; import org.apache
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -621,7 +621,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/extension-factory/index.html b/en/docs/v2.7/dev/impls/extension-factory/index.html
index 1a35e62..6042eb2 100644
--- a/en/docs/v2.7/dev/impls/extension-factory/index.html
+++ b/en/docs/v2.7/dev/impls/extension-factory/index.html
@@ -23,7 +23,7 @@ package com.xxx; import org.apache.dubbo.common.extension.ExtensionFactory; publ
 xxx=com.xxx.XxxExtensionFactory ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/extension-factory/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="ExtensionFactory Extension">
 <meta itemprop=description content="Summary Factory to load dubbo extensions.
 Extension Interface org.apache.dubbo.common.extension.ExtensionFactory
@@ -31,7 +31,7 @@ Extension Configuration <dubbo:application compiler=&#34;jdk&#34; /> Existing Ex
 src |-main |-java |-com |-xxx |-XxxExtensionFactory.java (ExtensionFactory implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.common.extension.ExtensionFactory (plain text file with the content: xxx=com.xxx.XxxExtensionFactory) XxxExtensionFactory.java:
 package com.xxx; import org.apache.dubbo.common.extension.ExtensionFactory; public class XxxExtensionFactory implements ExtensionFactory { public Object getExtension(Class<?> type, String name) { // ...  } } META-INF/dubbo/org.apache.dubbo.common.extension.ExtensionFactory:
 xxx=com.xxx.XxxExtensionFactory ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="65">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="ExtensionFactory Extension">
@@ -72,8 +72,8 @@ xxx=com.xxx.XxxExtensionFactory ">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -615,7 +615,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/filter/index.html b/en/docs/v2.7/dev/impls/filter/index.html
index 7c3a2ec..c194292 100644
--- a/en/docs/v2.7/dev/impls/filter/index.html
+++ b/en/docs/v2.7/dev/impls/filter/index.html
@@ -20,12 +20,12 @@ Contract:
  User defined filters are executed after built-in filters by default. Special value default is introduced to represent the default extension location.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/filter/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Filter Extension">
 <meta itemprop=description content="Summary Extension for intercepting the invocation for both service provider and consumer, furthermore, most of functions in dubbo are implemented base on the same mechanism. Since every time when remote method is invoked, the filter extensions will be executed too, the corresponding penalty should be considered before more filters are added.
 Contract:
  User defined filters are executed after built-in filters by default. Special value default is introduced to represent the default extension location.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="288">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Filter Extension">
@@ -63,8 +63,8 @@ Contract:
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -638,7 +638,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/index.html b/en/docs/v2.7/dev/impls/index.html
index 961e9d5..ed9e431 100644
--- a/en/docs/v2.7/dev/impls/index.html
+++ b/en/docs/v2.7/dev/impls/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -716,7 +716,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/invoker-listener/index.html b/en/docs/v2.7/dev/impls/invoker-listener/index.html
index a513b86..2ad99ef 100644
--- a/en/docs/v2.7/dev/impls/invoker-listener/index.html
+++ b/en/docs/v2.7/dev/impls/invoker-listener/index.html
@@ -23,7 +23,7 @@ src |-main |-java |-com |-xxx |-XxxInvokerListener.java (InvokerListener impleme
 package com.xxx; import org.apache.dubbo.rpc.InvokerListener; import org.apache.dubbo.rpc.Invoker; import org.apache.dubbo.rpc.RpcException; public class XxxInvokerListener implements InvokerListener { public void referred(Invoker<?">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/invoker-listener/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="InvokerListener Extension">
 <meta itemprop=description content="Summary Fire event when there&rsquo;s any service referenced.
 Extension Interface org.apache.dubbo.rpc.InvokerListener
@@ -31,7 +31,7 @@ Extension Configuration <!-- 引用服务监听 --> <!-- service reference liste
 Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxInvokerListener.java (InvokerListener implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.InvokerListener (plain text file with the content: xxx=com.xxx.XxxInvokerListener) XxxInvokerListener.java:
 package com.xxx; import org.apache.dubbo.rpc.InvokerListener; import org.apache.dubbo.rpc.Invoker; import org.apache.dubbo.rpc.RpcException; public class XxxInvokerListener implements InvokerListener { public void referred(Invoker<?">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="97">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="InvokerListener Extension">
@@ -72,8 +72,8 @@ package com.xxx; import org.apache.dubbo.rpc.InvokerListener; import org.apache.
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -621,7 +621,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/load-balance/index.html b/en/docs/v2.7/dev/impls/load-balance/index.html
index 995332f..2b7c14b 100644
--- a/en/docs/v2.7/dev/impls/load-balance/index.html
+++ b/en/docs/v2.7/dev/impls/load-balance/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxLoadBalance.java (LoadBalance implementation)
 package com.xxx; import org.apache.dubbo.rpc.cluster.LoadBalance; import org.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/load-balance/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="LoadBalance Extension">
 <meta itemprop=description content="Summary Pick one from service providers and fire the invocation.
 Extension Interface org.apache.dubbo.rpc.cluster.LoadBalance
 Extension Configuration <dubbo:protocol loadbalance=&#34;xxx&#34; /> <!-- default configuration, will take effect when loadbalance is not configured in <dubbo:protocol> --> <dubbo:provider loadbalance=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.rpc.cluster.loadbalance.RandomLoadBalance org.apache.dubbo.rpc.cluster.loadbalance.RoundRobinLoadBalance org.apache.dubbo.rpc.cluster.loadbalance.LeastActiveLoadBalance  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxLoadBalance.java (LoadBalance implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.cluster.LoadBalance (plain text file with the content: xxx=com.xxx.XxxLoadBalance) XxxLoadBalance.java:
 package com.xxx; import org.apache.dubbo.rpc.cluster.LoadBalance; import org.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="96">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="LoadBalance Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.rpc.cluster.LoadBalance; import org.">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -618,7 +618,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/logger-adapter/index.html b/en/docs/v2.7/dev/impls/logger-adapter/index.html
index cc4cac6..6d4e041 100644
--- a/en/docs/v2.7/dev/impls/logger-adapter/index.html
+++ b/en/docs/v2.7/dev/impls/logger-adapter/index.html
@@ -23,7 +23,7 @@ src |-main |-java |-com |-xxx |-XxxLoggerAdapter.java (LoggerAdapter implementat
 package com.xxx; import org.apache.dubbo.common.logger.LoggerAdapter; public class XxxLoggerAdapter implements LoggerAdapter { public Logger getLogger(URL url) { // ...  } } XxxLogger.java:">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/logger-adapter/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="LoggerAdapter Extension">
 <meta itemprop=description content="Summary Extension for adapting logger output
 Extension Interface org.apache.dubbo.common.logger.LoggerAdapter
@@ -31,7 +31,7 @@ Extension Configuration <dubbo:application logger=&#34;xxx&#34; /> Or:
 -Ddubbo:application.logger=xxx Existing Extension  org.apache.dubbo.common.logger.slf4j.Slf4jLoggerAdapter org.apache.dubbo.common.logger.jcl.JclLoggerAdapter org.apache.dubbo.common.logger.log4j.Log4jLoggerAdapter org.apache.dubbo.common.logger.log4j2.Log4j2LoggerAdapter org.apache.dubbo.common.logger.jdk.JdkLoggerAdapter  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxLoggerAdapter.java (LoggerAdapter implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.common.logger.LoggerAdapter (plain text file with the content: xxx=com.xxx.XxxLoggerAdapter) XxxLoggerAdapter.java:
 package com.xxx; import org.apache.dubbo.common.logger.LoggerAdapter; public class XxxLoggerAdapter implements LoggerAdapter { public Logger getLogger(URL url) { // ...  } } XxxLogger.java:">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="97">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="LoggerAdapter Extension">
@@ -72,8 +72,8 @@ package com.xxx; import org.apache.dubbo.common.logger.LoggerAdapter; public cla
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -634,7 +634,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/merger/index.html b/en/docs/v2.7/dev/impls/merger/index.html
index 77cdec1..2d9e394 100644
--- a/en/docs/v2.7/dev/impls/merger/index.html
+++ b/en/docs/v2.7/dev/impls/merger/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxMerger.java (Merger implementation) |-resourc
 package com.xxx; import org.apache.dubbo.rpc.cluster.Merger; public class XxxMerger<T> implements Merger<T> { public T merge(T... results) { // ...  } } META-INF/dubbo/org.apache.dubbo.rpc.cluster.Merger:">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/merger/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Merger Extension">
 <meta itemprop=description content="Summary Merge strategy for return result aggregation in group.
 Extension Interface org.apache.dubbo.rpc.cluster.Merger
 Extension Configuration <dubbo:method merger=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.rpc.cluster.merger.ArrayMerger org.apache.dubbo.rpc.cluster.merger.ListMerger org.apache.dubbo.rpc.cluster.merger.SetMerger org.apache.dubbo.rpc.cluster.merger.MapMerger  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxMerger.java (Merger implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.cluster.Merger (plain text file with the content: xxx=com.xxx.XxxMerger) XxxMerger.java:
 package com.xxx; import org.apache.dubbo.rpc.cluster.Merger; public class XxxMerger<T> implements Merger<T> { public T merge(T... results) { // ...  } } META-INF/dubbo/org.apache.dubbo.rpc.cluster.Merger:">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="68">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Merger Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.rpc.cluster.Merger; public class XxxMer
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -614,7 +614,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/monitor/index.html b/en/docs/v2.7/dev/impls/monitor/index.html
index b3e3c4b..999a126 100644
--- a/en/docs/v2.7/dev/impls/monitor/index.html
+++ b/en/docs/v2.7/dev/impls/monitor/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxMonitorFactoryjava (MonitorFactory implementa
 package com.xxx; import org.apache.dubbo.monitor.MonitorFactory; import org.apache.dubbo.monitor.Monitor; import org.apache.dubbo.common.URL; public class XxxMonitorFactory implements MonitorFactory { public Monitor getMonitor(URL url) { return new XxxMonitor(url); } } XxxMonitor.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/monitor/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Monitor Extension">
 <meta itemprop=description content="Summary Extension to monitor service invocation times and time taken for each service invocation.
 Extension Interface  org.apache.dubbo.monitor.MonitorFactory org.apache.dubbo.monitor.Monitor  Extension Configuration <!-- configure monitor center --> <dubbo:monitor address=&#34;xxx://ip:port&#34; /> Existing Extension org.apache.dubbo.monitor.support.dubbo.DubboMonitorFactory
 Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxMonitorFactoryjava (MonitorFactory implementation) |-XxxMonitor.java (Monitor implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.monitor.MonitorFactory (plain text file with the format: xxx=com.xxx.XxxMonitorFactory) XxxMonitorFactory.java:
 package com.xxx; import org.apache.dubbo.monitor.MonitorFactory; import org.apache.dubbo.monitor.Monitor; import org.apache.dubbo.common.URL; public class XxxMonitorFactory implements MonitorFactory { public Monitor getMonitor(URL url) { return new XxxMonitor(url); } } XxxMonitor.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="104">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Monitor Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.monitor.MonitorFactory; import org.apac
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -626,7 +626,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/networker/index.html b/en/docs/v2.7/dev/impls/networker/index.html
index c2b020b..7d3534b 100644
--- a/en/docs/v2.7/dev/impls/networker/index.html
+++ b/en/docs/v2.7/dev/impls/networker/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxNetworker.java (Networker implementation) |-r
 package com.xxx; import org.apache.dubbo.remoting.p2p.Networker; public class XxxNetworker implements Networker { public Group lookup(URL url) { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/networker/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Networker Extension">
 <meta itemprop=description content="Summary Extension for peer to peer network grouping.
 Extension Interface org.apache.dubbo.remoting.p2p.Networker
 Extension Configuration <dubbo:protocol networker=&#34;xxx&#34; /> <!-- default configuration, it takes effect if networker attribute is not set in <dubbo:protocol> --> <dubbo:provider networker=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.remoting.p2p.support.MulticastNetworker org.apache.dubbo.remoting.p2p.support.FileNetworker  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxNetworker.java (Networker implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.remoting.p2p.Networker (plain text file with the content: xxx=com.xxx.XxxNetworker) XxxNetworker.java:
 package com.xxx; import org.apache.dubbo.remoting.p2p.Networker; public class XxxNetworker implements Networker { public Group lookup(URL url) { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="83">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Networker Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.remoting.p2p.Networker; public class Xx
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -614,7 +614,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/page/index.html b/en/docs/v2.7/dev/impls/page/index.html
index 85b9d96..01e3d0b 100644
--- a/en/docs/v2.7/dev/impls/page/index.html
+++ b/en/docs/v2.7/dev/impls/page/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxPageHandler.java (PageHandler implementation)
 package com.xxx; import org.apache.dubbo.container.page.PageHandler; public class XxxPageHandler implements PageHandler { public Group lookup(URL url) { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/page/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="PageHandler Extension">
 <meta itemprop=description content="Summary Extension for page handler
 Extension Interface org.apache.dubbo.container.page.PageHandler
 Extension Configuration <dubbo:protocol page=&#34;xxx,yyy&#34; /> <!-- default configuration, will take effect if page attribute is not set in <dubbo:protocol> --> <dubbo:provider page=&#34;xxx,yyy&#34; /> Existing Extension  org.apache.dubbo.container.page.pages.HomePageHandler org.apache.dubbo.container.page.pages.StatusPageHandler org.apache.dubbo.container.page.pages.LogPageHandler org.apache.dubbo.container.page.pages.SystemPageHandler  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxPageHandler.java (PageHandler implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.container.page.PageHandler (plain text file with the content: xxx=com.xxx.XxxPageHandler) XxxPageHandler.java:
 package com.xxx; import org.apache.dubbo.container.page.PageHandler; public class XxxPageHandler implements PageHandler { public Group lookup(URL url) { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="82">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="PageHandler Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.container.page.PageHandler; public clas
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -616,7 +616,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/protocol/index.html b/en/docs/v2.7/dev/impls/protocol/index.html
index cac2a3f..c7bdaf9 100644
--- a/en/docs/v2.7/dev/impls/protocol/index.html
+++ b/en/docs/v2.7/dev/impls/protocol/index.html
@@ -20,12 +20,12 @@ Contract:
  When user calls invoke() method of Invoker object which&rsquo;s returned from refer() call, the protocol needs to correspondingly execute invoke() method of Invoker object passed from remote export() method associated with the same URL. Moreover, it&rsquo;s protocol&rsquo;s responsibility to implement Invoker which&rsquo;s returned from refer(). Generally speaking, protocol sends remote request in the Invoker implementation, but needs not to care about the Invoker passed into export() s [...]
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/protocol/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Protocol Extension">
 <meta itemprop=description content="Summary Extension to RPC protocol, hide details of remote call.
 Contract:
  When user calls invoke() method of Invoker object which&rsquo;s returned from refer() call, the protocol needs to correspondingly execute invoke() method of Invoker object passed from remote export() method associated with the same URL. Moreover, it&rsquo;s protocol&rsquo;s responsibility to implement Invoker which&rsquo;s returned from refer(). Generally speaking, protocol sends remote request in the Invoker implementation, but needs not to care about the Invoker passed into export() s [...]
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="602">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Protocol Extension">
@@ -63,8 +63,8 @@ Contract:
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -692,7 +692,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/proxy-factory/index.html b/en/docs/v2.7/dev/impls/proxy-factory/index.html
index a38dd5e..bf5dda0 100644
--- a/en/docs/v2.7/dev/impls/proxy-factory/index.html
+++ b/en/docs/v2.7/dev/impls/proxy-factory/index.html
@@ -22,14 +22,14 @@ src |-main |-java |-com |-xxx |-XxxProxyFactory.java (ProxyFactory implementatio
 package com.xxx; import org.apache.dubbo.rpc.ProxyFactory; import org.apache.dubbo.rpc.Invoker; import org.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/proxy-factory/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="ProxyFactory Extension">
 <meta itemprop=description content="Summary Convert Invoker into business interface.
 Extension Interface org.apache.dubbo.rpc.ProxyFactory
 Extension Configuration <dubbo:protocol proxy=&#34;xxx&#34; /> <!-- default configuration, it will take effect when proxy attribute is not configured in <dubbo:protocol> --> <dubbo:provider proxy=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.rpc.proxy.JdkProxyFactory org.apache.dubbo.rpc.proxy.JavassistProxyFactory  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxProxyFactory.java (ProxyFactory implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.ProxyFactory (plain text file with the content: xxx=com.xxx.XxxProxyFactory) XxxProxyFactory.java:
 package com.xxx; import org.apache.dubbo.rpc.ProxyFactory; import org.apache.dubbo.rpc.Invoker; import org.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="104">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="ProxyFactory Extension">
@@ -69,8 +69,8 @@ package com.xxx; import org.apache.dubbo.rpc.ProxyFactory; import org.apache.dub
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -620,7 +620,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/registry/index.html b/en/docs/v2.7/dev/impls/registry/index.html
index 49ecfb0..ee58e89 100644
--- a/en/docs/v2.7/dev/impls/registry/index.html
+++ b/en/docs/v2.7/dev/impls/registry/index.html
@@ -19,11 +19,11 @@
 Extension Interface  org.apache.dubbo.registry.RegistryFactory org.apache.dubbo.registry.Registry  Extension Configuration <!-- config registry server --> <dubbo:registry id=&#34;xxx1&#34; address=&#34;xxx://ip:port&#34; /> <!-- reference registry server, if registry attribute is not specified, then ApplicationContext will be scanned to find if there's any --> <dubbo:service registry=&#34;xxx1&#34; /> <!-- default configuration for referencing registry server, it will take effect if ther [...]
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/registry/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Registry Extension">
 <meta itemprop=description content="Summary Registry extension is used for service registration and discovery.
 Extension Interface  org.apache.dubbo.registry.RegistryFactory org.apache.dubbo.registry.Registry  Extension Configuration <!-- config registry server --> <dubbo:registry id=&#34;xxx1&#34; address=&#34;xxx://ip:port&#34; /> <!-- reference registry server, if registry attribute is not specified, then ApplicationContext will be scanned to find if there's any --> <dubbo:service registry=&#34;xxx1&#34; /> <!-- default configuration for referencing registry server, it will take effect if ther [...]
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="986">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Registry Extension">
@@ -60,8 +60,8 @@ Extension Interface  org.apache.dubbo.registry.RegistryFactory org.apache.dubbo.
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -737,7 +737,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/remoting/index.html b/en/docs/v2.7/dev/impls/remoting/index.html
index 0c1dd1c..429937a 100644
--- a/en/docs/v2.7/dev/impls/remoting/index.html
+++ b/en/docs/v2.7/dev/impls/remoting/index.html
@@ -19,11 +19,11 @@
 Extension Interface  org.apache.dubbo.remoting.Transporter org.apache.dubbo.remoting.Server org.apache.dubbo.remoting.Client  Extension Configuration <!-- server and client use the same transporter --> <dubbo:protocol transporter=&#34;xxx&#34; /> <!-- server and client use the different transporter --> <dubbo:protocol server=&#34;xxx&#34; client=&#34;xxx&#34; /> <!-- default configuration, will take effect when transport/server/client attribute is not set in <dubbo:protocol> --> <dubbo:p [...]
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/remoting/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Transporter Extension">
 <meta itemprop=description content="Summary Transportation extension for communication between server and client.
 Extension Interface  org.apache.dubbo.remoting.Transporter org.apache.dubbo.remoting.Server org.apache.dubbo.remoting.Client  Extension Configuration <!-- server and client use the same transporter --> <dubbo:protocol transporter=&#34;xxx&#34; /> <!-- server and client use the different transporter --> <dubbo:protocol server=&#34;xxx&#34; client=&#34;xxx&#34; /> <!-- default configuration, will take effect when transport/server/client attribute is not set in <dubbo:protocol> --> <dubbo:p [...]
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="248">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Transporter Extension">
@@ -60,8 +60,8 @@ Extension Interface  org.apache.dubbo.remoting.Transporter org.apache.dubbo.remo
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -662,7 +662,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/router/index.html b/en/docs/v2.7/dev/impls/router/index.html
index 53d0824..45d9bee 100644
--- a/en/docs/v2.7/dev/impls/router/index.html
+++ b/en/docs/v2.7/dev/impls/router/index.html
@@ -21,13 +21,13 @@ src |-main |-java |-com |-xxx |-XxxRouterFactory.java (RouterFactory implementat
 package com.xxx; import org.apache.dubbo.rpc.cluster.RouterFactory; import org.apache.dubbo.rpc.Invoker; import org.apache.dubbo.rpc.Invocation; import org.apache.dubbo.rpc.RpcException; public class XxxRouterFactory implements RouterFactory { public Router getRouter(URL url) { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/router/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Router Extension">
 <meta itemprop=description content="Summary Pick one from service providers and fire the invocation.
 Extension Interface  org.apache.dubbo.rpc.cluster.RouterFactory org.apache.dubbo.rpc.cluster.Router  Existing Extension  org.apache.dubbo.rpc.cluster.router.ScriptRouterFactory org.apache.dubbo.rpc.cluster.router.FileRouterFactory org.apache.dubbo.rpc.cluster.router.condition.config.AppRouterFactory org.apache.dubbo.rpc.cluster.CacheableRouterFactory org.apache.dubbo.rpc.cluster.router.condition.ConditionRouterFactory org.apache.dubbo.rpc.cluster.router.mock.MockRouterFactory org.apache. [...]
 src |-main |-java |-com |-xxx |-XxxRouterFactory.java (RouterFactory implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.rpc.cluster.RouterFactory (plain text file with the content: xxx=com.xxx.XxxRouterFactory) XxxRouterFactory.java:
 package com.xxx; import org.apache.dubbo.rpc.cluster.RouterFactory; import org.apache.dubbo.rpc.Invoker; import org.apache.dubbo.rpc.Invocation; import org.apache.dubbo.rpc.RpcException; public class XxxRouterFactory implements RouterFactory { public Router getRouter(URL url) { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="75">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Router Extension">
@@ -66,8 +66,8 @@ package com.xxx; import org.apache.dubbo.rpc.cluster.RouterFactory; import org.a
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -619,7 +619,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/serialize/index.html b/en/docs/v2.7/dev/impls/serialize/index.html
index 49e2da0..247f0cb 100644
--- a/en/docs/v2.7/dev/impls/serialize/index.html
+++ b/en/docs/v2.7/dev/impls/serialize/index.html
@@ -20,12 +20,12 @@ Extension Interface  org.apache.dubbo.common.serialize.Serialization org.apache.
 src |-main |-java |-com |-xxx |-XxxSerialization.java (Serialization implementation) |-XxxObjectInput.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/serialize/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Serialization Extension">
 <meta itemprop=description content="Summary Extension to serializing java object into byte code stream for transporting on the network, and vise versa.
 Extension Interface  org.apache.dubbo.common.serialize.Serialization org.apache.dubbo.common.serialize.ObjectInput org.apache.dubbo.common.serialize.ObjectOutput  Extension Configuration <!-- protocol serialization style --> <dubbo:protocol serialization=&#34;xxx&#34; /> <!-- default configuration, will take effect if serialization is not configured in <dubbo:protocol> --> <dubbo:provider serialization=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.common.serialize.dubbo.DubboSeri [...]
 src |-main |-java |-com |-xxx |-XxxSerialization.java (Serialization implementation) |-XxxObjectInput.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="129">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Serialization Extension">
@@ -63,8 +63,8 @@ src |-main |-java |-com |-xxx |-XxxSerialization.java (Serialization implementat
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -623,7 +623,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/status-checker/index.html b/en/docs/v2.7/dev/impls/status-checker/index.html
index e90fae1..8b63594 100644
--- a/en/docs/v2.7/dev/impls/status-checker/index.html
+++ b/en/docs/v2.7/dev/impls/status-checker/index.html
@@ -21,13 +21,13 @@ Extension Configuration <dubbo:protocol status=&#34;xxx,yyy&#34; /> <!-- default
 src |-main |-java |-com |-xxx |-XxxStatusChecker.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/status-checker/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="StatusChecker Extension">
 <meta itemprop=description content="Summary Extension to check status of resources service depends on. This status checker can be used in both telnet status command and status page.
 Extension Interface org.apache.dubbo.common.status.StatusChecker
 Extension Configuration <dubbo:protocol status=&#34;xxx,yyy&#34; /> <!-- default configuration, will take effect if no status attribute is configured in <dubbo:protocol> --> <dubbo:provider status=&#34;xxx,yyy&#34; /> Existing Extension  org.apache.dubbo.common.status.support.MemoryStatusChecker org.apache.dubbo.common.status.support.LoadStatusChecker org.apache.dubbo.rpc.dubbo.status.ServerStatusChecker org.apache.dubbo.rpc.dubbo.status.ThreadPoolStatusChecker org.apache.dubbo.registry. [...]
 src |-main |-java |-com |-xxx |-XxxStatusChecker.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="103">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="StatusChecker Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxStatusChecker.">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -616,7 +616,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/telnet-handler/index.html b/en/docs/v2.7/dev/impls/telnet-handler/index.html
index a1776f1..ffbdf92 100644
--- a/en/docs/v2.7/dev/impls/telnet-handler/index.html
+++ b/en/docs/v2.7/dev/impls/telnet-handler/index.html
@@ -21,13 +21,13 @@ Extension Configuration <dubbo:protocol telnet=&#34;xxx,yyy&#34; /> <!-- default
 src |-main |-java |-com |-xxx |-XxxTelnetHandler.java (TelnetHandler implementation) |-resources |-META-INF |-dubbo |-org.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/telnet-handler/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="TelnetHandler Extension">
 <meta itemprop=description content="Summary Extension to telnet command. All server should support telnet access for operation convenience.
 Extension Interface org.apache.dubbo.remoting.telnet.TelnetHandler
 Extension Configuration <dubbo:protocol telnet=&#34;xxx,yyy&#34; /> <!-- default configuration, will take effect if telnet attribute is not specified in <dubbo:protocol> --> <dubbo:provider telnet=&#34;xxx,yyy&#34; /> Existing Extension  org.apache.dubbo.remoting.telnet.support.ClearTelnetHandler org.apache.dubbo.remoting.telnet.support.ExitTelnetHandler org.apache.dubbo.remoting.telnet.support.HelpTelnetHandler org.apache.dubbo.remoting.telnet.support.StatusTelnetHandler org.apache.dubb [...]
 src |-main |-java |-com |-xxx |-XxxTelnetHandler.java (TelnetHandler implementation) |-resources |-META-INF |-dubbo |-org.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="114">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="TelnetHandler Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxTelnetHandler.java (TelnetHandler implementat
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -626,7 +626,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/threadpool/index.html b/en/docs/v2.7/dev/impls/threadpool/index.html
index 0d6037d..3b2a502 100644
--- a/en/docs/v2.7/dev/impls/threadpool/index.html
+++ b/en/docs/v2.7/dev/impls/threadpool/index.html
@@ -21,13 +21,13 @@ Extension Configuration <dubbo:protocol threadpool=&#34;xxx&#34; /> <!-- default
 src |-main |-java |-com |-xxx |-XxxThreadPool.java (ThreadPool implementation) |-resources |-META-INF |-dubbo |-org.">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/threadpool/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="ThreadPool Extension">
 <meta itemprop=description content="Summary Thread pool strategy extension for service provider. When server receives one request, it needs a thread from thread pool to execute business logic in service provider.
 Extension Interface org.apache.dubbo.common.threadpool.ThreadPool
 Extension Configuration <dubbo:protocol threadpool=&#34;xxx&#34; /> <!-- default configuration, it will take effect when threadpool attribute is not specified in <dubbo:protocol> --> <dubbo:provider threadpool=&#34;xxx&#34; /> Existing Extension  org.apache.dubbo.common.threadpool.FixedThreadPool org.apache.dubbo.common.threadpool.CachedThreadPool  Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxThreadPool.java (ThreadPool implementation) |-resources |-META-INF |-dubbo |-org.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="104">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="ThreadPool Extension">
@@ -66,8 +66,8 @@ src |-main |-java |-com |-xxx |-XxxThreadPool.java (ThreadPool implementation) |
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -612,7 +612,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/impls/validation/index.html b/en/docs/v2.7/dev/impls/validation/index.html
index 11fa44b..4ab2f1a 100644
--- a/en/docs/v2.7/dev/impls/validation/index.html
+++ b/en/docs/v2.7/dev/impls/validation/index.html
@@ -23,7 +23,7 @@ src |-main |-java |-com |-xxx |-XxxValidation.java (Validation implementation) |
 package com.xxx; import org.apache.dubbo.validation.Validation; public class XxxValidation implements Validation { public Object getValidator(URL url) { // .">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/dev/impls/validation/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Validation Extension">
 <meta itemprop=description content="Summary Extension for parameter validation.
 Extension Interface org.apache.dubbo.validation.Validation
@@ -31,7 +31,7 @@ Extension Configuration <dubbo:service validation=&#34;xxx,yyy&#34; /> <!-- defa
 Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxValidation.java (Validation implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.validation.Validation (plain text file with the content: xxx=com.xxx.XxxValidation) XxxValidation.java:
 package com.xxx; import org.apache.dubbo.validation.Validation; public class XxxValidation implements Validation { public Object getValidator(URL url) { // .">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="109">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Validation Extension">
@@ -72,8 +72,8 @@ package com.xxx; import org.apache.dubbo.validation.Validation; public class Xxx
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -627,7 +627,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/dev/index.html b/en/docs/v2.7/dev/index.html
index 7feec04..800cba2 100644
--- a/en/docs/v2.7/dev/index.html
+++ b/en/docs/v2.7/dev/index.html
@@ -54,8 +54,8 @@
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
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  Recently, I have been worried about the quality of the Dubbo distributed service framework. If there are more maintenance personnel or changes, there will be a decline in quality. I am thinking, is there any need for everyone to abide by it, according to a habit when writing code, I have summarized it. The code process, especially the framework code, should always keep in mind the details. Maybe the following will be said, everyone will feel very simple, very basic, but always keep in mind.">
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  Recently, I have been worried about the quality of the Dubbo distributed service framework. If there are more maintenance personnel or changes, there will be a decline in quality. I am thinking, is there any need for everyone to abide by it, according to a habit when writing code, I have summarized it. The code process, especially the framework code, should always keep in mind the details. Maybe the following will be said, everyone will feel very simple, very basic, but always keep in mind.">
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diff --git a/en/docs/v2.7/dev/principals/configuration/index.html b/en/docs/v2.7/dev/principals/configuration/index.html
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  Dubbo design is now completely unobtrusive, namely the user only depends on the configuration of contract.After multiple versions of the development, in order to meet the demand of various scenarios, configuration is more and more.In order to maintain compatibility with only grow, lurking inside all sorts of styles, convention, rules.The new version will also be configured for a adjustment, remove the dubbo, properties, instead of all the spring configuration.">
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  Dubbo design is now completely unobtrusive, namely the user only depends on the configuration of contract.After multiple versions of the development, in order to meet the demand of various scenarios, configuration is more and more.In order to maintain compatibility with only grow, lurking inside all sorts of styles, convention, rules.The new version will also be configured for a adjustment, remove the dubbo, properties, instead of all the spring configuration.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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  Recently I was feeling stupid because I solved too many stupid problems. The service framework is becoming more widely used. Every day, I have to help the endpoint user to resolve problems. Gradually, it is found that most of the problems are configuration errors, or duplicated files or classes, or network failure. So I prepare to add some &ldquo;fool-proof&rdquo; design to the further version. It may be very simple, but it is still a little help for troubleshooting speed.">
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  Recently I was feeling stupid because I solved too many stupid problems. The service framework is becoming more widely used. Every day, I have to help the endpoint user to resolve problems. Gradually, it is found that most of the problems are configuration errors, or duplicated files or classes, or network failure. So I prepare to add some &ldquo;fool-proof&rdquo; design to the further version. It may be very simple, but it is still a little help for troubleshooting speed.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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  There are more and more products in our platform, the function of the product also more and more.Platform products in order to meet the requirement of each BU and department as well as product line, will surely will be a lot of irrelevant function together, the customer can use selective.In order to compatible with more demand for each product, each framework, are constantly expanding, and we often choose some extension of the extension, namely to old and new function expanded into a ge [...]
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  There are more and more products in our platform, the function of the product also more and more.Platform products in order to meet the requirement of each BU and department as well as product line, will surely will be a lot of irrelevant function together, the customer can use selective.In order to compatible with more demand for each product, each framework, are constantly expanding, and we often choose some extension of the extension, namely to old and new function expanded into a ge [...]
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 The API and SPI separation Framework or component there are generally two types of customers, one is a consumer, is an extension.API (Application Programming Interface) is used to users, and SPI (Service dojo.provide Interface) is used to expand.At design time, try to put them off, and don&rsquo;t mix.">
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  Recently told the new team some design on the common sense, is likely to be new and some other help, the thought of a few temporarily, first write here.
 The API and SPI separation Framework or component there are generally two types of customers, one is a consumer, is an extension.API (Application Programming Interface) is used to users, and SPI (Service dojo.provide Interface) is used to expand.At design time, try to put them off, and don&rsquo;t mix.">
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@@ -63,8 +63,8 @@ The API and SPI separation Framework or component there are generally two types
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 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -596,7 +596,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/dev/principals/robustness/index.html b/en/docs/v2.7/dev/principals/robustness/index.html
index 1ca0fdd..3c30d14 100644
--- a/en/docs/v2.7/dev/principals/robustness/index.html
+++ b/en/docs/v2.7/dev/principals/robustness/index.html
@@ -21,13 +21,13 @@ Here are some Dubbo principle and method of use.
 The log Logging is one of the most commonly used way to find, discover problems.Log quality is often neglected, there is no log on using expressly agreed upon.Attaches great importance to the use of the Log, and improve the concentration of the Log information.">
 <meta property="og:type" content="article">
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="The Robustness Of The Design Implementation">
 <meta itemprop=description content="http://oldratlee.com/380/tech/java/robustness-of-implement.html
  Dubbo as a remote service exposure, calls and management solutions, through the meridians of the application is running, its itself to achieve robustness of importance is self-evident.
 Here are some Dubbo principle and method of use.
 The log Logging is one of the most commonly used way to find, discover problems.Log quality is often neglected, there is no log on using expressly agreed upon.Attaches great importance to the use of the Log, and improve the concentration of the Log information.">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="932">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="The Robustness Of The Design Implementation">
@@ -66,8 +66,8 @@ The log Logging is one of the most commonly used way to find, discover problems.
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
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@@ -641,7 +641,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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 </main>
diff --git a/en/docs/v2.7/dev/release/index.html b/en/docs/v2.7/dev/release/index.html
index 9b846da..9662cad 100644
--- a/en/docs/v2.7/dev/release/index.html
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@@ -18,10 +18,10 @@
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Versions">
 <meta itemprop=description content="Dubbo versioning contract">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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@@ -57,8 +57,8 @@
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 </a>
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -592,7 +592,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/dev/spi/index.html b/en/docs/v2.7/dev/spi/index.html
index 1fb886b..2a7098c 100644
--- a/en/docs/v2.7/dev/spi/index.html
+++ b/en/docs/v2.7/dev/spi/index.html
@@ -18,10 +18,10 @@
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="SPI Loading">
 <meta itemprop=description content="How Dubbo SPI works">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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@@ -57,8 +57,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -732,7 +732,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/dev/tck/index.html b/en/docs/v2.7/dev/tck/index.html
index ea85b3b..8e81b33 100644
--- a/en/docs/v2.7/dev/tck/index.html
+++ b/en/docs/v2.7/dev/tck/index.html
@@ -18,10 +18,10 @@
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Compatibility Test">
 <meta itemprop=description content="Dubbo compatibility test">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Compatibility Test">
@@ -57,8 +57,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
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@@ -566,7 +566,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/index.html b/en/docs/v2.7/index.html
index 49cfad3..e9ee9b8 100644
--- a/en/docs/v2.7/index.html
+++ b/en/docs/v2.7/index.html
@@ -54,8 +54,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -565,7 +565,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/user/benchmark-tool/index.html b/en/docs/v2.7/user/benchmark-tool/index.html
index 522eb25..311e3b4 100644
--- a/en/docs/v2.7/user/benchmark-tool/index.html
+++ b/en/docs/v2.7/user/benchmark-tool/index.html
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Benchmark Suite">
 <meta itemprop=description content="Run Dubbo benchmark suite">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta name=twitter:title content="Benchmark Suite">
@@ -57,8 +57,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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 </li>
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@@ -591,7 +591,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/user/best-practice/index.html b/en/docs/v2.7/user/best-practice/index.html
index 7808e7a..8735361 100644
--- a/en/docs/v2.7/user/best-practice/index.html
+++ b/en/docs/v2.7/user/best-practice/index.html
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Best practice">
 <meta itemprop=description content="Best practices of using dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Best practice">
@@ -57,8 +57,8 @@
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 </a>
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -596,7 +596,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
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diff --git a/en/docs/v2.7/user/capacity-plan/index.html b/en/docs/v2.7/user/capacity-plan/index.html
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+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
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-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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@@ -57,8 +57,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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@@ -570,7 +570,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/user/examples/static-service/index.html b/en/docs/v2.7/user/examples/static-service/index.html
index 854e46e..3cc7a4c 100644
--- a/en/docs/v2.7/user/examples/static-service/index.html
+++ b/en/docs/v2.7/user/examples/static-service/index.html
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Static Service">
 <meta itemprop=description content="Config static service in dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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@@ -57,8 +57,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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 </li>
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@@ -566,7 +566,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/user/examples/stickiness/index.html b/en/docs/v2.7/user/examples/stickiness/index.html
index 63769bc..cd19b21 100644
--- a/en/docs/v2.7/user/examples/stickiness/index.html
+++ b/en/docs/v2.7/user/examples/stickiness/index.html
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Stickiness Connection">
 <meta itemprop=description content="Config stickiness connection in dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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 </li>
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@@ -564,7 +564,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/user/examples/subscribe-only/index.html b/en/docs/v2.7/user/examples/subscribe-only/index.html
index a32b3e8..9c47dab 100644
--- a/en/docs/v2.7/user/examples/subscribe-only/index.html
+++ b/en/docs/v2.7/user/examples/subscribe-only/index.html
@@ -18,10 +18,10 @@
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-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Subscribe Only">
 <meta itemprop=description content="Config subscribe only in dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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@@ -57,8 +57,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -564,7 +564,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v2.7/user/examples/thread-model/index.html b/en/docs/v2.7/user/examples/thread-model/index.html
index 4a0ecf5..eb5dff3 100644
--- a/en/docs/v2.7/user/examples/thread-model/index.html
+++ b/en/docs/v2.7/user/examples/thread-model/index.html
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 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/user/examples/thread-model/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Thread Model">
 <meta itemprop=description content="Config thread pool model in dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta name=twitter:title content="Thread Model">
@@ -57,8 +57,8 @@
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 </a>
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -586,7 +586,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/user/examples/token-authorization/index.html b/en/docs/v2.7/user/examples/token-authorization/index.html
index 0e9ecd9..bd4b633 100644
--- a/en/docs/v2.7/user/examples/token-authorization/index.html
+++ b/en/docs/v2.7/user/examples/token-authorization/index.html
@@ -18,10 +18,10 @@
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 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/user/examples/token-authorization/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Token Authorization">
 <meta itemprop=description content="Config token based authorization in dubbo">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta name=twitter:title content="Token Authorization">
@@ -57,8 +57,8 @@
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 </a>
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -577,7 +577,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
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diff --git a/en/docs/v2.7/user/index.html b/en/docs/v2.7/user/index.html
index c8b42d4..0cf42a1 100644
--- a/en/docs/v2.7/user/index.html
+++ b/en/docs/v2.7/user/index.html
@@ -54,8 +54,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -646,7 +646,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/user/languages/erlang/index.html b/en/docs/v2.7/user/languages/erlang/index.html
index 4e14173..dab33f1 100644
--- a/en/docs/v2.7/user/languages/erlang/index.html
+++ b/en/docs/v2.7/user/languages/erlang/index.html
@@ -54,8 +54,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -580,7 +580,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v2.7/user/languages/erlang/quick-start/index.html b/en/docs/v2.7/user/languages/erlang/quick-start/index.html
index 27f02a5..cf54b97 100644
--- a/en/docs/v2.7/user/languages/erlang/quick-start/index.html
+++ b/en/docs/v2.7/user/languages/erlang/quick-start/index.html
@@ -18,10 +18,10 @@
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 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v2.7/user/languages/erlang/quick-start/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Quick Start">
 <meta itemprop=description content="Erlang quick start">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Quick Start">
@@ -57,8 +57,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -619,7 +619,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
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diff --git a/en/docs/v2.7/user/references/xml/index.html b/en/docs/v2.7/user/references/xml/index.html
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 <meta itemprop=name content>
 <meta itemprop=description content="Overview This document will show you how to access GraalVM with a dubbo project and how to compile the project to a binary executable using native-image.
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@@ -31,7 +31,7 @@ Demo Before compiling the dubbo project, make sure that we are programming based
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 Visite the official website (https://www.graalvm.org/ ) and install the latest version based on your system:
   After installation, configure the path of JAVA_HOME.">
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-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
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diff --git a/en/docs/v3.0/references/lifecycle/liveness/index.html b/en/docs/v3.0/references/lifecycle/liveness/index.html
index e85bf5c..e7ee85e 100644
--- a/en/docs/v3.0/references/lifecycle/liveness/index.html
+++ b/en/docs/v3.0/references/lifecycle/liveness/index.html
@@ -25,7 +25,7 @@ package com.xxx; public class XxxLivenessProbe implements LivenessProbe { public
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 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v3.0/references/lifecycle/liveness/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Liveness Probe">
 <meta itemprop=description content="Summary Extend the detection point of application survival.
 Extension Interface org.apache.dubbo.qos.probe.LivenessProbe
@@ -35,7 +35,7 @@ Extension Guide Directory layout:
 src |-main |-java |-com |-xxx |-XxxLivenessProbe.java (LivenessProbe implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.qos.probe.LivenessProbe (plain text file with the content:xxx=com.xxx.XxxLivenessProbe) XxxLivenessProbe.java:
 package com.xxx; public class XxxLivenessProbe implements LivenessProbe { public boolean check() { // ...  } } META-INF/dubbo/org.apache.dubbo.qos.probe.LivenessProbe:
 xxx=com.xxx.XxxLivenessProbe ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="66">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Liveness Probe">
@@ -78,8 +78,8 @@ xxx=com.xxx.XxxLivenessProbe ">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -617,7 +617,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v3.0/references/lifecycle/readiness/index.html b/en/docs/v3.0/references/lifecycle/readiness/index.html
index 9c2513a..c273cf6 100644
--- a/en/docs/v3.0/references/lifecycle/readiness/index.html
+++ b/en/docs/v3.0/references/lifecycle/readiness/index.html
@@ -24,7 +24,7 @@ package com.xxx; public class XxxReadinessProbe implements ReadinessProbe { publ
 xxx=com.xxx.XxxReadinessProbe ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v3.0/references/lifecycle/readiness/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Readiness Probe">
 <meta itemprop=description content="Summary Extend the detection point of application readiness.
 Extension Interface org.apache.dubbo.qos.probe.ReadinessProbe
@@ -33,7 +33,7 @@ Existing Extensions  org.apache.dubbo.qos.probe.impl.BootstrapReadinessProbe org
 src |-main |-java |-com |-xxx |-XxxReadinessProbe.java (ReadinessProbe implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.qos.probe.ReadinessProbe (plain text file with the content:xxx=com.xxx.XxxReadinessProbe) XxxReadinessProbe.java:
 package com.xxx; public class XxxReadinessProbe implements ReadinessProbe { public boolean check() { // ...  } } META-INF/dubbo/org.apache.dubbo.qos.probe.ReadinessProbe:
 xxx=com.xxx.XxxReadinessProbe ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="65">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Readiness Probe">
@@ -75,8 +75,8 @@ xxx=com.xxx.XxxReadinessProbe ">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -617,7 +617,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/docs/v3.0/references/lifecycle/startup/index.html b/en/docs/v3.0/references/lifecycle/startup/index.html
index 1175c08..01ac953 100644
--- a/en/docs/v3.0/references/lifecycle/startup/index.html
+++ b/en/docs/v3.0/references/lifecycle/startup/index.html
@@ -24,7 +24,7 @@ package com.xxx; public class XxxStartupProbe implements StartupProbe { public b
 xxx=com.xxx.XxxStartupProbe ">
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/en/docs/v3.0/references/lifecycle/startup/"><meta property="article:section" content="docs">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="Startup Probe">
 <meta itemprop=description content="Summary Extend the detection point of application startup.
 Extension Interface org.apache.dubbo.qos.probe.StartupProbe
@@ -33,7 +33,7 @@ Existing Extensions  org.apache.dubbo.qos.probe.impl.BootstrapStartupProbe  Exte
 src |-main |-java |-com |-xxx |-XxxStartupProbe.java (StartupProbe implementation) |-resources |-META-INF |-dubbo |-org.apache.dubbo.qos.probe.StartupProbe (plain text file with the content:xxx=com.xxx.XxxStartupProbe) XxxStartupProbe.java:
 package com.xxx; public class XxxStartupProbe implements StartupProbe { public boolean check() { // ...  } } META-INF/dubbo/org.apache.dubbo.qos.probe.StartupProbe:
 xxx=com.xxx.XxxStartupProbe ">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="64">
 <meta itemprop=keywords content><meta name=twitter:card content="summary">
 <meta name=twitter:title content="Startup Probe">
@@ -75,8 +75,8 @@ xxx=com.xxx.XxxStartupProbe ">
 <a class="nav-link dropdown-toggle" href=# id=navbarDropdown role=button data-toggle=dropdown aria-haspopup=true aria-expanded=false>
 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
@@ -616,7 +616,7 @@ Sorry to hear that. Please <a href=https://github.com/apache/dubbo-website/issue
 </p>
 <script>const yesButton=document.querySelector('.feedback--answer-yes'),noButton=document.querySelector('.feedback--answer-no'),yesResponse=document.querySelector('.feedback--response-yes'),noResponse=document.querySelector('.feedback--response-no'),disableButtons=()=>{yesButton.disabled=!0,noButton.disabled=!0},sendFeedback=b=>{if(typeof ga!='function')return;const a={command:'send',hitType:'event',category:'Helpful',action:'click',label:window.location.pathname,value:b};ga(a.command,a. [...]
 <br>
-<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/9df0fe6bc7f69456f0f1d48d3b7699c276925560>update 3.0 link (9df0fe6)</a>
+<div class="text-muted mt-5 pt-3 border-top">Last modified July 23, 2021: <a href=/commit/695b537acfb598f97507bf60df086d718ef010dc>fix version name duplication (695b537)</a>
 </div>
 </div>
 </main>
diff --git a/en/downloads/index.html b/en/downloads/index.html
index 9678a7d..cd9a468 100644
--- a/en/downloads/index.html
+++ b/en/downloads/index.html
@@ -54,8 +54,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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 </li>
 <li class="nav-item dropdown d-none d-lg-block">
diff --git a/en/index.html b/en/index.html
index 60faefe..f5e76e8 100644
--- a/en/index.html
+++ b/en/index.html
@@ -55,8 +55,8 @@
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 </a>
 <div class=dropdown-menu aria-labelledby=navbarDropdownMenuLink>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0</a>
-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
diff --git a/en/sitemap.xml b/en/sitemap.xml
index 0864f68..560e039 100644
--- a/en/sitemap.xml
+++ b/en/sitemap.xml
@@ -1 +1 @@
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\ No newline at end of file
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><urlset xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml"><url><loc>https://dubbo.apache.org/en/docs/v2.7/admin/install/admin-console/</loc><lastmod>2021-07-23T13:21:43+08:00</lastmod><changefreq>monthly</changefreq><priority>0.5</priority></url><url><loc>https://dubbo.apache.org/en/docs/v2.7/user/preface/background/</loc><lastmod>2021-07-23T13:21:43+08:00</lastmod><changefreq>monthly</cha [...]
\ No newline at end of file
diff --git a/sitemap.xml b/sitemap.xml
index 39a9bd1..0a1f8bd 100644
--- a/sitemap.xml
+++ b/sitemap.xml
@@ -1 +1 @@
-<?xml version="1.0" encoding="utf-8" standalone="yes"?><sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://dubbo.apache.org/zh/sitemap.xml</loc><lastmod>2021-07-23T13:07:50+08:00</lastmod></sitemap><sitemap><loc>https://dubbo.apache.org/en/sitemap.xml</loc><lastmod>2021-07-23T13:07:50+08:00</lastmod></sitemap></sitemapindex>
\ No newline at end of file
+<?xml version="1.0" encoding="utf-8" standalone="yes"?><sitemapindex xmlns="http://www.sitemaps.org/schemas/sitemap/0.9"><sitemap><loc>https://dubbo.apache.org/zh/sitemap.xml</loc><lastmod>2021-07-23T13:21:43+08:00</lastmod></sitemap><sitemap><loc>https://dubbo.apache.org/en/sitemap.xml</loc><lastmod>2021-07-23T13:21:43+08:00</lastmod></sitemap></sitemapindex>
\ No newline at end of file
diff --git a/zh/404.html b/zh/404.html
index 590c341..e54d894 100644
--- a/zh/404.html
+++ b/zh/404.html
@@ -56,8 +56,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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diff --git "a/zh/blog/2018/01/01/dubbo-\345\215\232\345\256\242\346\226\207\346\241\243\344\270\255\346\226\207\346\216\222\347\211\210\346\214\207\345\215\227/index.html" "b/zh/blog/2018/01/01/dubbo-\345\215\232\345\256\242\346\226\207\346\241\243\344\270\255\346\226\207\346\216\222\347\211\210\346\214\207\345\215\227/index.html"
index 83cfbac..51418a6 100644
--- "a/zh/blog/2018/01/01/dubbo-\345\215\232\345\256\242\346\226\207\346\241\243\344\270\255\346\226\207\346\216\222\347\211\210\346\214\207\345\215\227/index.html"
+++ "b/zh/blog/2018/01/01/dubbo-\345\215\232\345\256\242\346\226\207\346\241\243\344\270\255\346\226\207\346\216\222\347\211\210\346\214\207\345\215\227/index.html"
@@ -20,11 +20,11 @@
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+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
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-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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 <meta itemprop=keywords content><meta name=twitter:card content="summary">
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@@ -64,8 +64,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
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diff --git "a/zh/blog/2018/03/11/\345\246\202\344\275\225\345\217\202\344\270\216\350\264\241\347\214\256dubbo\347\244\276\345\214\272/index.html" "b/zh/blog/2018/03/11/\345\246\202\344\275\225\345\217\202\344\270\216\350\264\241\347\214\256dubbo\347\244\276\345\214\272/index.html"
index e69a7e7..e5f6757 100644
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+++ "b/zh/blog/2018/03/11/\345\246\202\344\275\225\345\217\202\344\270\216\350\264\241\347\214\256dubbo\347\244\276\345\214\272/index.html"
@@ -20,11 +20,11 @@
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+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
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 "><meta itemprop=datePublished content="2018-03-11T00:00:00+00:00">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
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@@ -64,8 +64,8 @@
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
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diff --git "a/zh/blog/2018/04/22/dubbo\350\267\257\347\272\277\345\233\276\345\234\250qcon-beijing-2018\344\270\212\345\205\254\345\270\203/index.html" "b/zh/blog/2018/04/22/dubbo\350\267\257\347\272\277\345\233\276\345\234\250qcon-beijing-2018\344\270\212\345\205\254\345\270\203/index.html"
index e6c7bf6..4c4aff1 100644
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+++ "b/zh/blog/2018/04/22/dubbo\350\267\257\347\272\277\345\233\276\345\234\250qcon-beijing-2018\344\270\212\345\205\254\345\270\203/index.html"
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+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
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index 30bcd90..3b5c03e 100644
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index e2257da..17faa2b 100644
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index 533df12..fff8bd7 100644
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@@ -32,7 +32,7 @@
 随着 Spring Boot / Spring Cloud 应用的流行,开发人员逐渐地接受并且使用 Spring Boot 外部化配置(External Configuration),即通过 application.properties 或者 bootstrap.properties 装配配置 Bean。
 下列表格记录了 Dubbo 内置配置类:
    配置类 标签 用途 解释     ProtocolConfig <dubbo:protocol/> 协议配置 用于配置提供服务的协议信息,协议由提供方指定,消费方被动接受   ApplicationConfig <dubbo:application/> 应用配置 用于配置当前应用信息,不管该应用是提供者还是消费者   ModuleConfig <dubbo:module/> 模块配置 用于配置当前模块信息,可选   RegistryConfig <dubbo:registry/> 注册中心配置 用于配置连接注册中心相关信息   MonitorConfig <dubbo:monitor/> 监控中心配置 用于配置连接监控中心相关信息,可选   ProviderConfig <dubbo:provider/> 提供方配置 当 ProtocolConfig 和 ServiceConfig 某属性没有配置时,采用此缺省值,可选   ConsumerConfig <dubbo:consumer/> 消费方配置 当 ReferenceConfig 某属性没有配置时,采用此缺省 [...]
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index 3520bad..d1db8a1 100644
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-<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.7</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docs/>v3.0 (latest)</a>
+<a class=dropdown-item href=https://dubbo.apache.org/zh/docsv2.7/>v2.x</a>
 </div>
 </li>
 <li class="nav-item dropdown d-none d-lg-block">
diff --git "a/zh/blog/2018/06/17/\345\234\250-dubbo-\344\270\255\344\275\277\347\224\250-zipkin/index.html" "b/zh/blog/2018/06/17/\345\234\250-dubbo-\344\270\255\344\275\277\347\224\250-zipkin/index.html"
index 8d6ebe9..0bba927 100644
--- "a/zh/blog/2018/06/17/\345\234\250-dubbo-\344\270\255\344\275\277\347\224\250-zipkin/index.html"
+++ "b/zh/blog/2018/06/17/\345\234\250-dubbo-\344\270\255\344\275\277\347\224\250-zipkin/index.html"
@@ -20,11 +20,11 @@
 <meta property="og:type" content="article">
 <meta property="og:url" content="https://dubbo.apache.org/zh/blog/2018/06/17/%E5%9C%A8-dubbo-%E4%B8%AD%E4%BD%BF%E7%94%A8-zipkin/"><meta property="article:section" content="blog">
 <meta property="article:published_time" content="2018-06-17T00:00:00+00:00">
-<meta property="article:modified_time" content="2021-07-23T13:07:50+08:00"><meta property="og:site_name" content="Apache Dubbo">
+<meta property="article:modified_time" content="2021-07-23T13:21:43+08:00"><meta property="og:site_name" content="Apache Dubbo">
 <meta itemprop=name content="在 Dubbo 中使用 Zipkin">
 <meta itemprop=description content="本文介绍如何在 Dubbo 中使用 Zipkin 进行全链路追踪
 "><meta itemprop=datePublished content="2018-06-17T00:00:00+00:00">
-<meta itemprop=dateModified content="2021-07-23T13:07:50+08:00">
+<meta itemprop=dateModified content="2021-07-23T13:21:43+08:00">
 <meta itemprop=wordCount content="1449">
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