name: Release

# Publishes the package when a GitHub release is published.
# The release tag must match the version in package.json (e.g. v1.1.0).

on:
  release:
    types: [published]

permissions:
  contents: read

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        node-version: [22, 24, 26]
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-node@v7
        with:
          node-version: ${{ matrix.node-version }}
          package-manager-cache: false
      - run: npm ci
      - run: npm run lint
      - run: npm test

  publish:
    needs: test
    runs-on: ubuntu-latest
    environment: npm
    permissions:
      contents: read
      id-token: write # npm trusted publishing (OIDC) and provenance
    steps:
      - uses: actions/checkout@v7
      - uses: actions/setup-node@v7
        with:
          node-version: 24
          registry-url: https://registry.npmjs.org
          package-manager-cache: false

      - name: Check that the tag matches package.json
        env:
          TAG: ${{ github.event.release.tag_name }}
        run: |
          VERSION="$(node -p "require('./package.json').version")"
          if [ "${TAG#v}" != "$VERSION" ]; then
            echo "::error::Release tag $TAG does not match package.json version $VERSION"
            exit 1
          fi

      - run: npm ci

      - name: Publish
        # Uses npm trusted publishing when configured on npmjs.com,
        # otherwise falls back to the NPM_TOKEN secret.
        run: npm publish --provenance --access public
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}