releasePublish.yml

name: (only on release) Publish

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches: [master]
  release:
    types: [published]

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "publish"
  publish:
    name: (only on release) Publish
    # The type of runner that the job will run on
    runs-on: ubuntu-latest
    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v2
      - uses: actions/setup-node@v2-beta
        with:
          node-version: "12"
          registry-url: "https://registry.npmjs.org"

      - name: Publish to npm @latest
        if: success() && github.event_name == 'release'
        run: npm publish --tag=latest
        env:
          NODE_AUTH_TOKEN: ${{ secrets.NPM_AUTH_TOKEN }}