release.yml

name: Release

on:
  push:
    tags:
      - "v*"

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      contents: write

    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Setup Python
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"

      - name: Upgrade pip
        run: python -m pip install --upgrade pip

      - name: Install release dependencies
        run: python -m pip install -e .[release]

      - name: Build package
        run: python -m build

      - name: Check package metadata
        run: python -m twine check dist/*

      - name: Validate version and release note
        shell: bash
        run: |
          python - <<'PY'
          import pathlib
          import tomllib
          import sys

          root = pathlib.Path(".")
          sys.path.insert(0, str(root / "src"))
          from code2skill import __version__

          tag = "${{ github.ref_name }}"
          version = tag.removeprefix("v")
          pyproject = tomllib.loads((root / "pyproject.toml").read_text(encoding="utf-8"))
          dynamic = pyproject["project"].get("dynamic", [])
          version_attr = pyproject["tool"]["setuptools"]["dynamic"]["version"]["attr"]
          if dynamic != ["version"]:
              raise SystemExit(f"Expected dynamic version metadata, got {dynamic!r}.")
          if version_attr != "code2skill.version.__version__":
              raise SystemExit(f"Unexpected dynamic version source: {version_attr}.")
          if __version__ != version:
              raise SystemExit(f"Tag {tag} does not match runtime version {__version__}.")
          release_note = root / "docs" / "releases" / f"v{version}.md"
          if not release_note.exists():
              raise SystemExit(f"Missing release note file: {release_note}")
          PY

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          body_path: docs/releases/${{ github.ref_name }}.md