Rakefile in simple_form-themes-0.2.1 vs Rakefile in simple_form-themes-0.2.2

@@ -1,4 +1,6 @@
+# frozen_string_literal: true
+
 require "bundler/setup"
 
 APP_RAKEFILE = File.expand_path("test/dummy/Rakefile", __dir__)
 load "rails/tasks/engine.rake"