prepare-release.yaml

name: Prepare Release
on:
  workflow_dispatch:
    inputs:
      bump:
        description: "Version bump type"
        required: true
        type: choice
        options:
          - auto
          - major
          - minor
          - patch
        default: auto

permissions:
  contents: read

env:
  FORCE_COLOR: 1

jobs:
  prepare-release:
    runs-on: ubuntu-24.04
    environment: release-auth
    permissions:
      contents: write
    steps:
      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
        with:
          fetch-depth: 0
          token: ${{ secrets.RELEASE_PAT }}
          persist-credentials: true

      - name: Install the latest version of uv
        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
        with:
          enable-cache: true
          cache-dependency-glob: "pyproject.toml"
          github-token: ${{ secrets.GITHUB_TOKEN }}

      - name: Configure git
        run: |
          git config user.name "${GITHUB_ACTOR}"
          git config user.email "${GITHUB_ACTOR}@users.noreply.github.com"

      - name: Calculate next version
        id: version
        env:
          BUMP: ${{ inputs.bump }}
        run: |
          current=$(git describe --tags --abbrev=0 2>/dev/null || echo "0.0.0")
          echo "Current version: $current"

          IFS='.' read -r major minor patch <<< "$current"

          bump_type="$BUMP"
          if [ "$bump_type" = "auto" ]; then
            feature_count=$(find docs/changelog -name "*.feature.rst" 2>/dev/null | wc -l)
            breaking_count=$(find docs/changelog -name "*.breaking.rst" 2>/dev/null | wc -l)
            if [ "$breaking_count" -gt 0 ]; then
              bump_type="major"
              echo "Auto-detected: major bump (found $breaking_count breaking changelog(s))"
            elif [ "$feature_count" -gt 0 ]; then
              bump_type="minor"
              echo "Auto-detected: minor bump (found $feature_count feature changelog(s))"
            else
              bump_type="patch"
              echo "Auto-detected: patch bump (no feature changelogs)"
            fi
          fi

          case "$bump_type" in
            major)
              next="$((major + 1)).0.0"
              ;;
            minor)
              next="$major.$((minor + 1)).0"
              ;;
            patch)
              next="$major.$minor.$((patch + 1))"
              ;;
          esac

          echo "Next version: $next"
          echo "version=$next" >> $GITHUB_OUTPUT

      - name: Install tox
        run: uv tool install --python-preference only-managed --python 3.14 tox@latest --with tox-uv

      - name: Run release process
        run: tox run -e release -- ${STEPS_VERSION_OUTPUTS_VERSION}
        env:
          GH_TOKEN: ${{ secrets.RELEASE_PAT }}
          STEPS_VERSION_OUTPUTS_VERSION: ${{ steps.version.outputs.version }}

      - name: Display completion message
        run: echo "Release ${STEPS_VERSION_OUTPUTS_VERSION} prepared and pushed successfully!"
        env:
          STEPS_VERSION_OUTPUTS_VERSION: ${{ steps.version.outputs.version }}