publish-release.yml

name: Publish release for SwiftPM package tag

on:
  push:
    tags: '*.*.*'
  workflow_dispatch: # trigger manually (for debugging)

jobs:
  publish-release:
    runs-on: ubuntu-latest

    steps:
    - name: Parse ref
      uses: bisgardo/github-action-parse-ref@v1
      id: ref
      with:
        ref: '${{github.ref}}'
    - name: 'Print outputs (for debugging)'
      run: |
        echo "github.ref='${{github.ref}}'"
        echo "steps.ref.outputs.ref='${{steps.ref.outputs.ref}}'"
        echo "steps.ref.outputs.ref-name='${{steps.ref.outputs.ref-name}}'"
    - name: Checkout project
      uses: actions/checkout@v4
      with:
        ref: '${{steps.ref.outputs.ref}}'
    - name: Extract tag message
      uses: bisgardo/github-action-echo@v1
      id: tag-msg
      with:
        msg: '$(git for-each-ref "${{steps.ref.outputs.ref}}" --format="%(contents)")'
        version: '${{steps.ref.outputs.ref-name}}'
    - name: Fail if tag is not "annotated" or its message is empty
      if: "steps.tag-msg.outputs.msg == ''"
      run: exit 1
    - name: Extract changelog entries
      uses: concordium/github-action-changelog-extract@v1
      id: changelog
      with:
        file: 'CHANGELOG.md'
        version: '${{steps.tag-msg.outputs.version}}'
    - name: Upload package as GitHub release
      uses: softprops/action-gh-release@v2
      with:
        name: '${{steps.tag-msg.outputs.version}}'
        # Release body is the message of the annotated tag followed by the changelog entries for the version.
        body: |
          ${{steps.tag-msg.outputs.msg}}
          
          # Changelog
          
          ${{steps.changelog.outputs.section}}