prepare boards responses module for backport

app/controllers/boards/issues_controller.rb

 module Boards
   class IssuesController < Boards::ApplicationController
-    include EE::BoardsResponses
+    prepend EE::BoardsResponses
     prepend EE::Boards::IssuesController
+    include BoardsResponses
 
     before_action :authorize_read_issue, only: [:index]
     before_action :authorize_create_issue, only: [:create]

app/controllers/boards/lists_controller.rb

 module Boards
   class ListsController < Boards::ApplicationController
-    include EE::BoardsResponses
+    prepend EE::BoardsResponses
+    include BoardsResponses
 
     before_action :authorize_admin_list, only: [:create, :update, :destroy, :generate]
     before_action :authorize_read_list, only: [:index]

app/controllers/concerns/boards_responses.rb

+module BoardsResponses
+  def authorize_read_list
+    authorize_action_for!(board.parent, :read_list)
+  end
+
+  def authorize_read_issue
+    authorize_action_for!(board.parent, :read_issue)
+  end
+
+  def authorize_update_issue
+    authorize_action_for!(issue, :admin_issue)
+  end
+
+  def authorize_create_issue
+    authorize_action_for!(project, :admin_issue)
+  end
+
+  def authorize_admin_list
+    authorize_action_for!(board.parent, :admin_list)
+  end
+
+  def authorize_action_for!(resource, ability)
+    return render_403 unless can?(current_user, ability, resource)
+  end
+
+  def respond_with_boards
+    respond_with(@boards)
+  end
+
+  def respond_with_board
+    respond_with(@board)
+  end
+
+  def respond_with(resource)
+    respond_to do |format|
+      format.html
+      format.json do
+        render json: serialize_as_json(resource)
+      end
+    end
+  end
+end

app/controllers/projects/boards_controller.rb

 class Projects::BoardsController < Projects::ApplicationController
   prepend EE::Boards::BoardsController
+  prepend EE::BoardsResponses
+  include BoardsResponses
   include IssuableCollections
-  include EE::BoardsResponses
 
   before_action :authorize_read_board!, only: [:index, :show]
   before_action :assign_endpoint_vars

ee/app/controllers/ee/boards_responses.rb

@@ -13,38 +13,5 @@ module EE
 
       authorize_action_for!(board.parent, ability)
     end
-
-    def authorize_update_issue
-      authorize_action_for!(issue, :admin_issue)
-    end
-
-    def authorize_create_issue
-      authorize_action_for!(project, :admin_issue)
-    end
-
-    def authorize_admin_list
-      authorize_action_for!(board.parent, :admin_list)
-    end
-
-    def authorize_action_for!(resource, ability)
-      return render_403 unless can?(current_user, ability, resource)
-    end
-
-    def respond_with_boards
-      respond_with(@boards)
-    end
-
-    def respond_with_board
-      respond_with(@board)
-    end
-
-    def respond_with(resource)
-      respond_to do |format|
-        format.html
-        format.json do
-          render json: serialize_as_json(resource)
-        end
-      end
-    end
   end
 end

ee/app/controllers/groups/boards_controller.rb

 class Groups::BoardsController < Groups::ApplicationController
   prepend EE::Boards::BoardsController
-  include EE::BoardsResponses
+  prepend EE::BoardsResponses
+  include BoardsResponses
 
   before_action :check_group_issue_boards_available!
   before_action :assign_endpoint_vars