Update endpoints to handle with board issues

app/controllers/projects/boards/issues_controller.rb

@@ -16,6 +16,9 @@ module Projects
       end
 
       def create
+        board = project.boards.find(params[:board_id])
+        list = board.lists.find(params[:list_id])
+
         service = ::Boards::Issues::CreateService.new(project, current_user, issue_params)
         issue = service.execute
 

spec/controllers/projects/boards/issues_controller_spec.rb

@@ -106,6 +106,22 @@ describe Projects::Boards::IssuesController do
           expect(response).to have_http_status(404)
         end
       end
+
+      context 'with invalid board id' do
+        it 'returns a not found 404 response' do
+          create_issue user: user, board: 999, list: list1, title: 'New issue'
+
+          expect(response).to have_http_status(404)
+        end
+      end
+
+      context 'with invalid list id' do
+        it 'returns a not found 404 response' do
+          create_issue user: user, board: board, list: 999, title: 'New issue'
+
+          expect(response).to have_http_status(404)
+        end
+      end
     end
 
     context 'with unauthorized user' do