do-release.yaml

# from: https://github.com/packit/packit/blob/main/.github/workflows/do_release.yml
name: Create a GitHub release once a release PR is merged

on:
  workflow_dispatch:
  pull_request:
    types:
      - closed

jobs:
  if_merged:
    if: github.event.pull_request.merged == true && contains(github.event.pull_request.labels.*.name, 'release') && github.repository_owner == 'rpm-software-management'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Create GitHub release
        run: |
          VERSION=$(grep -oP '^# \K[0-9.]*' CHANGELOG.md | head -n 1)
          # Take the lines between the first two headers from CHANGELOG.md,
          # and use it as a description for the new release.
          CHANGELOG=$(awk 'BEGIN { first = 0 } /^# / { if (first == 0) { first = 1 } else { exit } } /^[^#]/ { print $0 }' CHANGELOG.md)
          # Use the changelog re-calculated to create a new release
          gh release create ${VERSION} --draft --title ${VERSION} -n "${CHANGELOG}"
        env:
          GH_TOKEN: ${{ secrets.RELEASEBOT_GITHUB_TOKEN }}