Refactoring Grape API methods into normal controllers & other things

spec/controllers/home_controller_spec.rb

@@ -2,6 +2,9 @@ require 'rails_helper'
 
 RSpec.describe HomeController, type: :controller do
   describe 'GET #index' do
-    pending
+    it 'returns 200' do
+      get :index
+      expect(response).to have_http_status(:success)
+    end
   end
 end