Add batch actions and categories to admin UI for custom emojis (#11793)

config/routes.rb

@@ -242,11 +242,9 @@ Rails.application.routes.draw do
       resource :two_factor_authentication, only: [:destroy]
     end
 
-    resources :custom_emojis, only: [:index, :new, :create, :update, :destroy] do
-      member do
-        post :copy
-        post :enable
-        post :disable
+    resources :custom_emojis, only: [:index, :new, :create] do
+      collection do
+        post :batch
       end
     end