anyplotlib/.github/workflows/release.yml at 87578d969b7530f80d77210207b734e7b7890051 · CSSFrancis/anyplotlib · GitHub

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name: Release

# Fires when a version tag is pushed (manually, after the Prepare Release PR
# is merged and reviewed).
#
# Jobs:
#   build    - build wheel + sdist with uv
#   publish  - upload to PyPI via OIDC trusted publishing (no API token needed)
#   release  - create a GitHub Release with the dist files and changelog notes

on:
  push:
    tags: ["v*.*.*"]

permissions:
  contents: write    # create GitHub Releases and upload assets
  id-token: write    # OIDC token for PyPI trusted publishing

jobs:
  # --------------------------------------------------------------------------
  build:
    name: Build distribution
    runs-on: ubuntu-latest

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

      - name: Set up uv
        uses: astral-sh/setup-uv@v5
        with:
          python-version: "3.13"
          enable-cache: true

      - name: Build wheel and sdist
        run: uv build

      - name: Upload dist artifact
        uses: actions/upload-artifact@v4
        with:
          name: dist
          path: dist/
          if-no-files-found: error
          retention-days: 7

  # --------------------------------------------------------------------------
  publish:
    name: Publish to PyPI
    needs: build
    runs-on: ubuntu-latest

    environment:
      name: pypi
      url: https://pypi.org/p/anyplotlib

    steps:
      - name: Download dist artifact
        uses: actions/download-artifact@v4
        with:
          name: dist
          path: dist/

      # Trusted publishing - no API token required.
      # One-time setup on pypi.org: add a pending publisher for
      #   Owner: CSSFrancis  Repo: anyplotlib  Workflow: release.yml
      - name: Publish to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1

  # --------------------------------------------------------------------------
  release:
    name: Create GitHub Release
    needs: build
    runs-on: ubuntu-latest

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

      - name: Download dist artifact
        uses: actions/download-artifact@v4
        with:
          name: dist
          path: dist/

      - name: Extract release notes from CHANGELOG.rst
        env:
          TAG: ${{ github.ref_name }}
        shell: python
        run: |
          import re, pathlib, os
          tag  = os.environ["TAG"]
          text = pathlib.Path("CHANGELOG.rst").read_text()
          parts = re.split(r"(?m)(?=^\S[^\n]*\n=+\n)", text)
          notes = next((p.strip() for p in parts if p.strip().startswith(tag)), None)
          fallback = "Release " + tag + "\n" + "=" * (len(tag) + 8) + "\n\nSee CHANGELOG.rst."
          pathlib.Path("release_notes.rst").write_text(notes if notes else fallback)

      - name: Create GitHub Release
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG: ${{ github.ref_name }}
        run: |
          PRERELEASE_FLAG=""
          if [[ "$TAG" == *b* ]]; then PRERELEASE_FLAG="--prerelease"; fi
          gh release create "$TAG" \
            --title "$TAG" \
            --notes-file release_notes.rst \
            $PRERELEASE_FLAG \
            dist/*