github-pages-deploy-action/.github/workflows/publish.yml

name: publish-to-npm
on:
  release:
    types: [created]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v2

    - name: Configure git
    run: |
      git config user.email "iam@jamesiv.es"
      git config user.name "James Ives"

    # Setup .npmrc file to publish to npm
    - uses: actions/setup-node@v1
      with:
        node-version: '10.x'
        registry-url: 'https://registry.npmjs.org'

    - run: npm install
    - run: npm run-script build
    - run: npm version patch -m "Release %s"
    - run: npm ci

    # Publish to npm
    - run: npm publish --access public
      env:
        NODE_AUTH_TOKEN: ${{ secrets.npm_token}}

    # Setup .npmrc file to publish to GitHub Packages
    - uses: actions/setup-node@v1
      with:
        registry-url: 'https://npm.pkg.github.com'
        scope: '@JamesIves'

    # Publish to GitHub Packages
    - run: npm publish
      env:
        NODE_AUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}