changelog-check.yml

name: Changelog check

on:
  pull_request:
    branches: [ master ]
env:
  MESSAGE_ID: "${{ github.ref_name }}-changelog-comment"
jobs:
  check-changelog:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v34
        with:
          files: |
            CHANGES.md
      - name: Upsert comment if CHANGES.md has not been changed
        if: steps.changed-files.outputs.any_modified != 'true'
        uses: mshick/add-pr-comment@v2
        with:
          message: |
            **⚠️ CHANGES.md has not been changed**
            That might be totally fine, but please make it sure that you didn't forget to update it!
          message-id: ${{ env.MESSAGE_ID }}
      - name: Upsert comment if CHANGES.md has been changed
        if: steps.changed-files.outputs.any_modified == 'true'
        uses: mshick/add-pr-comment@v2
        with:
          message: |
            **✅ CHANGES.md has been changed**
            It doesn't mean that it contains a useful entry, but at least it was modified.
          message-id: ${{ env.MESSAGE_ID }}