create-release-pr.yml

name: Create Release PR

on:
  workflow_dispatch:
    inputs:
      release-type:
        description: Release type. `--conventional-prerelease` for prerelease or `--conventional-graduate` for stable.
        required: true
        type: choice
        options:
          - --conventional-prerelease --preid beta
          - --conventional-graduate

concurrency:
  group: release-pr
  cancel-in-progress: false

jobs:
  create-release-pr:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    env:
      RELEASE_BRANCH: zcli-release
    steps:
      - name: Checkout repository
        uses: actions/checkout@v6
        with:
          fetch-depth: 0
          filter: tree:0

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version-file: .node-version
          cache: yarn

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

      - name: Check if release branch exists
        run: |
          if git ls-remote --exit-code --heads origin "$RELEASE_BRANCH" >/dev/null 2>&1; then
              echo "Error: Release branch '$RELEASE_BRANCH' already exists on remote."
              echo 'Please close/merge the existing release PR first, then delete the branch.'
              exit 1
          fi

      - name: Create release branch
        run: |
          git checkout -b "$RELEASE_BRANCH"

      - name: Install dependencies
        run: |
          yarn install --frozen-lockfile

      - name: Version bump and update changelog
        id: version_bump
        run: |
          yarn lerna version \
            --conventional-commits \
            ${{ inputs.release-type }} \
            --no-git-tag-version \
            --yes

          VERSION=$(node -p "require('./lerna.json').version")
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: Commit and push changes
        run: |
          git commit -am "chore(release): version bump"
          git push origin $RELEASE_BRANCH

      - name: Create Pull Request
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          VERSION="${{ steps.version_bump.outputs.version }}"

          gh pr create \
            --base master \
            --head $RELEASE_BRANCH \
            --title "chore(release): v$VERSION" \
            --body-file - <<EOF
          ## Release v$VERSION
          Version bump and changelog updates.

          Triggered by: ${{ github.actor }}

          <!-- === GH HISTORY FORMAT FENCE === --> <!--
          ### [\`%h\`]({{.url}}/commits/%H) %s%n%n%b%n
          --> <!-- === GH HISTORY FORMAT FENCE === -->
          <!-- === GH HISTORY FENCE === -->
          Do NOT write here! This section will be filled in by GitHub Action
          automatically. If you don't want this, either remove the markers or write
          outside the fences.
          <!-- === GH HISTORY FENCE === -->
          EOF