Merge remote-tracking branch 'origin/dev_aliyun' into dev_aliyun

config/routes.rb

@@ -466,7 +466,7 @@ Rails.application.routes.draw do
       end
     end
 
-    resources :courses do
+    resources :courses, path: :classrooms do
       member do
         get 'settings', :action => 'settings', :as => 'settings'
         post 'set_invite_code_halt'