release.yml

name: Release

on:
  push:
    # The CI job is triggered after merged to branch, so the version between last commits are compared
    branches: [main]
  workflow_dispatch:
    inputs:
      force_release:
        type: boolean
        description: 'Force release regardless of version changes'
        default: false

env:
  PYTHONVERSION: "3.12"

jobs:
  release:
    runs-on: macos-latest

    steps:
      - name: Check out the repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Install uv
        uses: astral-sh/setup-uv@v5
        with:
          enable-cache: true

      - name: Set up Python
        uses: actions/setup-python@v4
        with:
          python-version: '3.12'

      - name: Install dependencies
        run: |
          uv sync
          uv pip install twine build toml

      - name: Compare versions
        id: compare-versions
        run: |
          source .venv/bin/activate

          FORCE_RELEASE="${{ github.event.inputs.force_release }}"
          CUR_VERSION=$(python -c "import toml; print(toml.load('pyproject.toml')['project']['version'])")

          git switch --detach HEAD^
          MAIN_VERSION=$(python -c "import toml; print(toml.load('pyproject.toml')['project']['version'])")
          git switch -

          echo "Current version in pyproject.toml: $CUR_VERSION"
          echo "Version on main branch: $MAIN_VERSION"
          echo "FORCE_RELEASE: $FORCE_RELEASE"

          if [ "$FORCE_RELEASE" == "true" ]; then
            echo "Force release is enabled. Proceeding with the release."
            echo "SKIP_RELEASE=false" >> $GITHUB_ENV
          elif [ "$CUR_VERSION" == "$MAIN_VERSION" ]; then
            echo "The version hasn't changed. Skipping release."
            echo "SKIP_RELEASE=true" >> $GITHUB_ENV
          else
            echo "Versions differ. Proceed with the release."
            echo "SKIP_RELEASE=false" >> $GITHUB_ENV
          fi

      - name: Release to PyPI
        if: env.SKIP_RELEASE != 'true'
        env:
          TWINE_USERNAME: "__token__"
          TWINE_PASSWORD: ${{ secrets.PYPI_PUBLISHER_TOKEN }}
        run: |
          uv run python -m build --sdist
          uv run twine upload -r pypi dist/*