fixed response in order to redirect correctly on ajax requests. Fixed policy

app/policies/user_exercise_feedback_policy.rb

@@ -1,38 +1,19 @@
-class UserExerciseFeedbackPolicy < AdminOrAuthorPolicy
+class UserExerciseFeedbackPolicy < ApplicationPolicy
   def author?
     @user == @record.author
   end
   private :author?
 
-  def batch_update?
-    admin?
-  end
-
   def create?
     everyone
   end
 
-  def show?
-    @user.internal_user?
+  def new?
+    everyone
   end
 
-  [:clone?, :destroy?, :edit?, :update?].each do |action|
+  [:show? ,:destroy?, :edit?, :update?].each do |action|
     define_method(action) { admin? || author?}
   end
 
-  [:reload?].each do |action|
-    define_method(action) { everyone }
-  end
-
-  class Scope < Scope
-    def resolve
-      if @user.admin?
-        @scope.all
-      elsif @user.internal_user?
-        @scope.where('user_id = ? OR public = TRUE', @user.id)
-      else
-        @scope.none
-      end
-    end
-  end
 end