rabbit_carrots/.github/workflows/release.yml

# .github/workflows/release.yml

name: Release

on:
  push:
    tags:
      - v[0-9]+.[0-9]+.[0-9]+

jobs:
  release-please:
    runs-on: ubuntu-latest
    steps:
      - uses: GoogleCloudPlatform/release-please-action@v2
        id: release
        with:
          # The release type
          release-type: ruby
          # A name for the artifact releases are being created for
          # which is the name of our gem
          package-name: rabbit_carrots
          # Should breaking changes before 1.0.0 produce minor bumps?
          bump-minor-pre-major: true
          # Path to our version file to increment
          version-file: "lib/rabbit_carrots/version.rb"
     # Checkout code if release was created
      - uses: actions/checkout@v2
        if: ${{ steps.release.outputs.release_created }}
      # Setup ruby if a release was created
      - uses: ruby/setup-ruby@v1
        with:
          ruby-version: 3.1.2
        if: ${{ steps.release.outputs.release_created }}
      # Bundle install
      - run: bundle install
        if: ${{ steps.release.outputs.release_created }}
      
      - name: publish gem
        run: |
          mkdir -p $HOME/.gem
          touch $HOME/.gem/credentials
          chmod 0600 $HOME/.gem/credentials
          printf -- "---\n:rubygems_api_key: ${GEM_HOST_API_KEY}\n" > $HOME/.gem/credentials
          gem build *.gemspec
          gem push *.gem          
        env:
          # Make sure to update the secret name
          # if yours isn't named RUBYGEMS_AUTH_TOKEN
          GEM_HOST_API_KEY: "${{secrets.RUBYGEMS_AUTH_TOKEN}}"
        if: ${{ steps.release.outputs.release_created }}