check-changelog.yml

name: Check Changelog

on:
  pull_request:
    types: [opened, synchronize, reopened, ready_for_review]

jobs:
  check-changelog:
    name: Verify Changelog Update
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Check for CHANGELOG.md modification
        run: |
          # Fetch the base branch to ensure we can diff against it
          git fetch origin ${{ github.base_ref }}
          
          # Check if CHANGELOG.md is in the list of changed files
          if git diff --name-only origin/${{ github.base_ref }} ${{ github.event.pull_request.head.sha }} | grep -q "^CHANGELOG.md$"; then
            echo "✅ CHANGELOG.md has been modified."
            exit 0
          else
            echo "❌ Error: CHANGELOG.md was not modified in this Pull Request."
            echo "Please add an entry to CHANGELOG.md describing your changes."
            exit 1
          fi