FIX: use hijack for emoji uploads

app/controllers/admin/emojis_controller.rb

@@ -10,7 +10,7 @@ class Admin::EmojisController < Admin::AdminController
     file = params[:file] || params[:files].first
     name = params[:name] || File.basename(file.original_filename, ".*")
 
-    Scheduler::Defer.later("Upload Emoji") do
+    hijack do
       # fix the name
       name = name.gsub(/[^a-z0-9]+/i, '_')
         .gsub(/_{2,}/, '_')
@@ -22,6 +22,8 @@ class Admin::EmojisController < Admin::AdminController
         type: 'custom_emoji'
       ).create_for(current_user.id)
 
+      good = true
+
       data =
         if upload.persisted?
           custom_emoji = CustomEmoji.new(name: name, upload: upload)
@@ -30,16 +32,16 @@ class Admin::EmojisController < Admin::AdminController
             Emoji.clear_cache
             { name: custom_emoji.name, url: custom_emoji.upload.url }
           else
+            good = false
             failed_json.merge(errors: custom_emoji.errors.full_messages)
           end
         else
+          good = false
           failed_json.merge(errors: upload.errors.full_messages)
         end
 
-      MessageBus.publish("/uploads/emoji", data.as_json, user_ids: [current_user.id])
+      render json: data.as_json, status: good ? 200 : 422
     end
-
-    render json: success_json
   end
 
   def destroy