cut-release.yml

name: Cut Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Version to release (e.g., v0.2.0 or v0.2.0-beta1)'
        required: true
        type: string

permissions:
  contents: write

jobs:
  cut-release:
    name: Cut Release
    runs-on: ubuntu-latest

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

      - name: Validate version format
        run: |
          VERSION="${{ github.event.inputs.version }}"
          if [[ ! "$VERSION" =~ ^v[0-9]+\.[0-9]+\.[0-9]+(-[a-zA-Z0-9]+)?$ ]]; then
            echo "Error: Version must be in format v0.0.0 or v0.0.0-suffix"
            echo "Got: $VERSION"
            exit 1
          fi
          echo "VERSION=$VERSION" >> $GITHUB_ENV
          # Strip the 'v' prefix for pyproject.toml
          echo "VERSION_NUM=${VERSION#v}" >> $GITHUB_ENV

      - name: Check if tag already exists
        run: |
          if git rev-parse "$VERSION" >/dev/null 2>&1; then
            echo "Error: Tag $VERSION already exists"
            exit 1
          fi

      - name: Update version in pyproject.toml
        run: |
          sed -i "s/^version = \".*\"/version = \"$VERSION_NUM\"/" pyproject.toml
          echo "Updated pyproject.toml to version $VERSION_NUM"
          grep "^version" pyproject.toml

      - name: Configure git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Commit version bump
        run: |
          git add pyproject.toml
          git commit -m "Bump version to $VERSION"

      - name: Create and push tag
        run: |
          git tag -a "$VERSION" -m "Release $VERSION"
          git push origin HEAD:${{ github.ref_name }}
          git push origin "$VERSION"

      - name: Summary
        run: |
          echo "## Tag $VERSION created!" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "Now run the **Release** workflow manually:" >> $GITHUB_STEP_SUMMARY
          echo "1. Go to [Actions → Release](/${{ github.repository }}/actions/workflows/release.yml)" >> $GITHUB_STEP_SUMMARY
          echo "2. Click **Run workflow**" >> $GITHUB_STEP_SUMMARY
          echo "3. Enter \`$VERSION\` as the tag" >> $GITHUB_STEP_SUMMARY