update-csl.yml

name: Update CSL file
on:
  schedule:
    - cron: '0 0 * * 1'  # Runs weekly on Monday at 00:00 UTC
  workflow_dispatch:      # Allows manual triggering

jobs:
  update-csl:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      
      - name: Download latest CSL file
        run: |
          curl -o inst/apa-old-doi-prefix.csl https://raw.githubusercontent.com/citation-style-language/styles/master/apa-old-doi-prefix.csl
          
      - name: Check for changes
        id: changes
        run: |
          if git diff --quiet; then
            echo "No changes to commit"
            exit 0
          fi
          
      - name: Commit and push if changed
        run: |
          git config --local user.email "actions@github.com"
          git config --local user.name "GitHub Actions"
          git add inst/apa-old-doi-prefix.csl
          git commit -m "Update CSL file from upstream"
          git push