release.yml

name: Release

on:
  push:
    tags:
      - "v*.*.*"

permissions:
  contents: write

jobs:
  release:
    runs-on: ubuntu-latest

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.11"

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install build

      - name: Build package
        run: python -m build

      - name: Generate changelog
        id: changelog
        run: |
          # Get the previous tag
          PREV_TAG=$(git describe --tags --abbrev=0 HEAD^ 2>/dev/null || echo "")

          if [ -n "$PREV_TAG" ]; then
            echo "Generating changelog from $PREV_TAG to ${{ github.ref_name }}"
            CHANGELOG=$(git log --pretty=format:"- %s (%h)" $PREV_TAG..HEAD)
          else
            echo "First release - generating full changelog"
            CHANGELOG=$(git log --pretty=format:"- %s (%h)")
          fi

          # Write to file for multiline support
          echo "$CHANGELOG" > changelog.txt

      - name: Create GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          body_path: changelog.txt
          files: |
            dist/*.whl
            dist/*.tar.gz
          generate_release_notes: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}