publish.yml

name: Publish

on:
  push:
    tags:
      - "v*.*.*"

permissions:
  contents: write
  id-token: write

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v7

      - name: Set up Node.js
        uses: actions/setup-node@v7
        with:
          node-version-file: '.nvmrc'
          registry-url: "https://registry.npmjs.org"

      - name: Verify tag matches package.json version
        run: |
          PKG_VERSION="$(node -p "require('./package.json').version")"
          TAG_VERSION="${GITHUB_REF_NAME#v}"
          if [ "$PKG_VERSION" != "$TAG_VERSION" ]; then
            echo "Tag ${GITHUB_REF_NAME} does not match package.json version (${PKG_VERSION})" >&2
            exit 1
          fi

      - name: Run tests
        run: npm test

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

      - name: Publish release
        env:
          GH_TOKEN: ${{ github.token }}
        run: |
          gh release create "${GITHUB_REF_NAME}" \
            --title "${GITHUB_REF_NAME}" \
            --generate-notes \
            --verify-tag