release.yml

name: Publish Package

on:
  push:
    tags:
      - "v*"

jobs:
  publish:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      id-token: write # required for npm provenance attestation
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-node@v4
        with:
          node-version: 22
          registry-url: "https://registry.npmjs.org/"
          cache: "npm"

      - name: Install dependencies
        run: npm install

      - name: Verify tag matches package version
        run: |
          PKG_VERSION=$(node -p "require('./package.json').version")
          TAG_VERSION="${GITHUB_REF_NAME#v}"
          if [ "$PKG_VERSION" != "$TAG_VERSION" ]; then
            echo "::error::Tag $TAG_VERSION does not match package.json version $PKG_VERSION"
            exit 1
          fi

      - name: Lint
        run: npm run lint

      - name: Test
        run: npm run test

      - name: Build
        run: npm run build

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