name: CI 

on: [push, pull_request]

jobs:
  test:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        ruby-version: ['2.6', '2.7', '3.0', '3.1']

    steps:
    - uses: actions/checkout@v2
    - name: Set up Ruby ${{ matrix.ruby-version }}
      uses: ruby/setup-ruby@v1
      with:
        ruby-version: ${{ matrix.ruby-version }}
        bundler-cache: true # 'bundle install' and cache
    - name: Run specs 
      run: |
        bundle exec rspec

Add CI with GitHub Actions
Add CI with GitHub Actions
