[airflow] branch master updated: Add Documentation for Project Guidelines (#14674)

[ka...@apache.org]

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The following commit(s) were added to refs/heads/master by this push:
     new 90c15b1  Add Documentation for Project Guidelines (#14674)
90c15b1 is described below

commit 90c15b1982dc57d258cf7cb098776e0601cb9a5c
Author: Kaxil Naik <ka...@gmail.com>
AuthorDate: Fri Mar 12 03:25:12 2021 +0000

    Add Documentation for Project Guidelines (#14674)
    
    This document is a replacement of our Confluence WIKI for the
    guidelines agreed on the mailing list.
    
    We can expand on this doc as we agree around Providers release,
    some of the guidelines for core release, Helm chart etc.
---
 dev/PROJECT_GUIDELINES.md | 64 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)

diff --git a/dev/PROJECT_GUIDELINES.md b/dev/PROJECT_GUIDELINES.md
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+<!--
+ Licensed to the Apache Software Foundation (ASF) under one
+ or more contributor license agreements.  See the NOTICE file
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+ to you under the Apache License, Version 2.0 (the
+ "License"); you may not use this file except in compliance
+ with the License.  You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing,
+ software distributed under the License is distributed on an
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ KIND, either express or implied.  See the License for the
+ specific language governing permissions and limitations
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+-->
+
+<!-- START doctoc generated TOC please keep comment here to allow auto update -->
+<!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
+
+- [Overview](#overview)
+  - [Adding a Committer or PMC Member](#adding-a-committer-or-pmc-member)
+  - [Airflow Improvement Proposals (AIPs)](#airflow-improvement-proposals-aips)
+  - [Support for Airflow 1.10.x releases](#support-for-airflow-110x-releases)
+  - [Support for Backport Providers](#support-for-backport-providers)
+  - [Release Guidelines](#release-guidelines)
+
+<!-- END doctoc generated TOC please keep comment here to allow auto update -->
+
+
+# Overview
+
+This document describes all the guidelines that have been agreed upon by the committers and PMC
+members on the mailing list.
+
+## Adding a Committer or PMC Member
+
+[COMMITTERS.rst](../COMMITTERS.rst) contains the guidelines for adding a new Committer and promoting an existing
+Committer to a PMC member.
+
+## Airflow Improvement Proposals (AIPs)
+
+When voting on AIPs, both PMC members and committers have a binding vote.
+([Link](https://lists.apache.org/thread.html/ra22cb7799e62e451fc285dee29f9df1eb17c000535ca2911c322c797%40%3Cdev.airflow.apache.org%3E))
+
+## Support for Airflow 1.10.x releases
+
+The Airflow 1.10.x series will be supported for six months (June 17, 2021) from Airflow 2.0.0
+release date (Dec 17, 2020). Specifically, only 'critical fixes' defined as fixes to bugs
+that take down Production systems, will be backported to 1.10.x until June 17, 2021.
+
+## Support for Backport Providers
+
+Backport providers within 1.10.x, will be supported for critical fixes for three months (March 17, 2021)
+from Airflow 2.0.0 release date (Dec 17, 2020).
+
+## Release Guidelines
+
+### Apache Airflow (core)
+
+- Follow Semantic Versioning ([SEMVER](https://semver.org/))
+- Changing the version of dependency should not count as breaking change