prerelease.yml

name: Create Prerelease Branch and Publish to npm

on:
  workflow_dispatch:

jobs:
  create-prerelease:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 22

      - name: Install dependencies
        run: npm install

      - name: Bump version to prerelease
        id: bump_version
        run: |
          CURRENT_VERSION=$(node -p "require('./package.json').version")
          PRERELEASE_VERSION=$(npm version prerelease --preid=beta)
          echo "Current version: $CURRENT_VERSION"
          echo "Prerelease version: $PRERELEASE_VERSION"
          echo "::set-output name=prerelease_version::$PRERELEASE_VERSION"

      - name: Modify CHANGELOG.md
        run: |
          echo "## Prerelease Version\n\nThis is a prerelease version.\n\n$(cat CHANGELOG.md)" > CHANGELOG.md

      - name: Create new branch and push changes
        run: |
          BRANCH_NAME="prerelease-${{ steps.bump_version.outputs.prerelease_version }}"
          git checkout -b $BRANCH_NAME
          git push origin $BRANCH_NAME
          git push --tags

      - name: Publish to npm
        run: npm publish --tag beta --access public
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

      - name: Delete branch
        run: |
          BRANCH_NAME="prerelease-${{ steps.bump_version.outputs.prerelease_version }}"
          git push origin --delete $BRANCH_NAME