name: Publish to NPM
on:
  push:
    tags:
      - 'v*'
  release:
    types: [created]

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '18'
          registry-url: 'https://registry.npmjs.org'
      
      - name: Verify package version
        run: |
          PACKAGE_VERSION=$(node -p "require('./package.json').version")
          TAG_VERSION=${GITHUB_REF#refs/tags/v}
          if [ "$PACKAGE_VERSION" != "$TAG_VERSION" ]; then
            echo "Package version ($PACKAGE_VERSION) does not match tag version ($TAG_VERSION)"
            exit 1
          fi
        if: github.event_name == 'push'
      
      - name: Publish to NPM
        run: npm publish
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}