Adding GitHub Actions

.github/workflows/ruby.yml

@@ -0,0 +1,31 @@
+# This workflow will download a prebuilt Ruby version, install dependencies and run tests with Rake
+# For more information see: https://github.com/marketplace/actions/setup-ruby-jruby-and-truffleruby
+
+name: Ruby
+
+on:
+  push:
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        ruby-version: ['3.0']
+
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby-version }}
+        bundler-cache: true # runs 'bundle install' and caches installed gems automatically
+    - name: Run tests
+      run: bundle exec rspec
+    - name: Run RuboCop
+      run: bundle exec rubocop

Gemfile

@@ -5,8 +5,8 @@ source 'https://rubygems.org'
 # Specify your gem's dependencies in sheet_zoukas.gemspec
 gemspec
 
-gem 'rake', '~> 13.0'
-
-gem 'rspec', '~> 3.0'
-
-gem 'rubocop', '~> 1.21'
+group :development, :test do
+  gem 'rake', '~> 13.0'
+  gem 'rspec', '~> 3.0'
+  gem 'rubocop', '~> 1.21'
+end

sheet_zoukas.gemspec

@@ -36,7 +36,7 @@ Gem::Specification.new do |spec|
   spec.executables = spec.files.grep(%r{\Aexe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency 'rspec'
+  # spec.add_development_dependency 'rspec'
 
   spec.metadata['rubygems_mfa_required'] = 'true'
 end