update-citation.yml

name: Auto-update CITATION.cff

on:
  release:
    types: [published]

jobs:
  update-citation:
    runs-on: ubuntu-24.04

    strategy:
      max-parallel: 4
      matrix:
        python-version: [3.13]

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python-version }}

      - name: Install doi2cff
        run:
          pip install
          git+https://github.com/citation-file-format/doi2cff

      - name: Fetch latest Zenodo DOI
        id: get-doi # Assign an ID to this step to reference its outputs
        env:
          ZENODO_TOKEN: ${{ secrets.ZENODO_TOKEN }}
        run: |
          ZENODO_DOI=$(python etc/scripts/fetch_latest_doi.py)
          echo "ZENODO_DOI=${ZENODO_DOI}" >> "$GITHUB_OUTPUT"

      - name: Update CITATION.cff
        # Use the output from the 'get-doi' step as the argument for doi2cff
        run: doi2cff update ${{ steps.get-doi.outputs.ZENODO_DOI }}

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v6
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          base: develop
          branch: update-citation-${{ github.event.release.tag_name }}
          commit-message:
            'Automated: Update CITATION.cff with the latest Zenodo DOI'
          title: 'Automated: Update CITATION.cff'
          body: |
            This is an automated pull request to update the `CITATION.cff` file
            with the latest Zenodo DOI fetched from Zenodo repository.
          # Set to true to automatically merge the PR if all checks pass (optional)
          # automerge: true
          # Set to true to delete the branch after merging (optional)
          # delete-branch: true