os/.github/workflows/release.yml

name: Release

on:
  push:
    tags:
      - v*

jobs:
  changelog:
    name: Update Changelog
    runs-on: ubuntu-latest
    steps:
      - name: Get version from tag
        env:
          GITHUB_REF: ${{ github.ref }}
        run: |
          export CURRENT_VERSION=${GITHUB_TAG/refs\/tags\/v/}
          echo "::set-env name=CURRENT_VERSION::$CURRENT_VERSION"          
      - name: Checkout code
        uses: actions/checkout@v2
        with:
          ref: core
      - name: Update Changelog
        uses: heinrichreimer/github-changelog-generator-action@v2.1.1
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          issues: true
          issuesWoLabels: true
          pullRequests: true
          prWoLabels: true
          addSections: '{"documentation":{"prefix":"**Documentation:**","labels":["documentation"]}}'
      - uses: stefanzweifel/git-auto-commit-action@v4
        with:
          commit_message: Update Changelog for tag ${{ env.CURRENT_VERSION }}
          file_pattern: CHANGELOG.md

  release_notes:
    name: Create Release Notes
    runs-on: ubuntu-latest
    needs: changelog
    steps:
      - name: Get version from tag
        env:
          GITHUB_REF: ${{ github.ref }}
        run: |
          export CURRENT_VERSION=${GITHUB_TAG/refs\/tags\/v/}
          echo "::set-env name=CURRENT_VERSION::$CURRENT_VERSION"          

      - name: Checkout code
        uses: actions/checkout@v2
        with:
          ref: core

      - name: Get Changelog Entry
        id: changelog_reader
        uses: mindsers/changelog-reader-action@v1
        with:
          version: ${{ env.CURRENT_VERSION }}
          path: ./CHANGELOG.md

      - name: Create Release
        id: create_release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ github.ref }}
          release_name: Release ${{ github.ref }}
          body: ${{ steps.changelog_reader.outputs.log_entry }}
          draft: false
          prerelease: false