release.yaml

name: Release

on:
  # release will only be created when ref is a tag starting with "v"
  push:
    tags:
      - "v*"
      
  workflow_dispatch:
    inputs:
      tag:
        required: true
        type: string
        description: Use this existing Git tag to create the release

jobs:
  release:
    name: Create Release
    timeout-minutes: 10
    strategy:
      matrix:
        go-version: ["1.19"]
        platform: ["ubuntu-latest"]
    runs-on: ${{ matrix.platform }}
    env:
      TAG: ${{ github.event.inputs.tag }}

    steps:
      - name: Checkout repository
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
          ref: "main"

      - name: Get short TAG
        if: ${{ github.event_name != 'workflow_dispatch' }}
        run: |
            echo "Retrieving tag from Github ref"
            echo "TAG=$(basename "${{ github.ref }}")" >> $GITHUB_ENV

      - name: Create CHANGELOG for Release (tag)
        env:
          IMAGE: quay.io/git-chglog/git-chglog
          # https://quay.io/repository/git-chglog/git-chglog from tag v0.14.2
          IMAGE_SHA: 998e89dab8dd8284cfff5f8cfb9e9af41fe3fcd4671f2e86a180e453c20959e3
        run: |
          # generate CHANGELOG for this Github release tag only
          echo "Using tag $TAG to create release notes"
          docker run --rm -v $PWD:/workdir ${IMAGE}@sha256:${IMAGE_SHA} -o RELEASE_CHANGELOG.md $TAG

          # send to job summary
          cat RELEASE_CHANGELOG.md >> $GITHUB_STEP_SUMMARY

      - name: Create Github Release
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          make release
          echo "Using tag $TAG to create release"
          gh release create -F RELEASE_CHANGELOG.md ${TAG} LICENSE README.md *.gz *.zip