Handle ActiveRecord::RecordNotFound

lib/dunlop/ember/api_base_controller.rb

@@ -10,6 +10,10 @@ module Dunlop::Ember::ApiBaseController
     rescue_from CanCan::AccessDenied do
       render json: {errors: [{status: 403, detail: 'unauthorized'}]}, status: 403
     end
+
+    rescue_from ActiveRecord::RecordNotFound do
+      render json: {data: nil}, status: 404
+    end
   end
 
   def index