Add tests to ensure each feature and service directory has a README.md
user
```ruby
describe FastlaneCI do
  describe "docs" do
    Dir["features/*"].each do |feature_directory|
      next unless File.directory?(feature_directory)
      it "#{feature_directory} has a README.md" do
        readme_path = File.join(feature_directory, "README.md")
        expect(File.exist?(readme_path)).to eq(true), "Every directory in the `feature` area must have a README.md describing the scope and responsibilities of the classes (#{feature_directory})"
      end
    end

    Dir["services/*"].each do |service_directory|
      next unless File.directory?(service_directory)
      it "#{service_directory} has a README.md" do
        readme_path = File.join(service_directory, "README.md")
        expect(File.exist?(readme_path)).to eq(true), "Every directory in the `feature` area must have a README.md describing the scope and responsibilities of the classes (#{service_directory})"
      end
    end
  end
end
```
assistant