cd.yml

name: Continuous Deployment

on:
  workflow_dispatch:
  push:
    tags:
      - 'v*'
  release:
    types: [published]


jobs:
  generate-changelog:
    name: Generate changelog
    runs-on: ubuntu-22.04
    permissions:
      contents: write
    outputs:
      release_body: ${{ steps.git-cliff.outputs.content }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Generate a changelog
        uses: orhun/git-cliff-action@main
        id: git-cliff
        with:
          config: pyproject.toml
          args: -vv --latest --strip header

      - name: Fetch latest main
        run: git fetch origin main

      - name: Create worktree for changelog
        run: git worktree add worktree-changelog origin/main

      - name: Generate changelog in worktree
        working-directory: worktree-changelog
        uses: orhun/git-cliff-action@main
        with:
          config: pyproject.toml
          args: -vv --latest --strip header --output docs/changelog.rst

      - name: Commit and push changelog
        working-directory: worktree-changelog
        run: |
          git config user.name 'github-actions[bot]'
          git config user.email 'github-actions[bot]@users.noreply.github.com'
          git add docs/changelog.rst
          if git diff --staged --quiet; then
            echo "No changes to commit"
          else
            git commit -m "docs: update changelog [skip ci]"
            git push origin HEAD:main
          fi

      - name: Cleanup worktree
        if: always()
        run: git worktree remove worktree-changelog || true