Fix bugs after deployment

Author: simonrw

cdk/quiz_app/quiz_app_stack.py

@@ -74,7 +74,7 @@ def __init__(self, scope: Construct, construct_id: str, **kwargs) -> None:
         functions_and_roles = [
             (
                 "CreateQuizFunction",
-                "lambdas/get_quiz",
+                "lambdas/create_quiz",
             ),
             (
                 "GetQuizFunction",
@@ -269,6 +269,7 @@ def __init__(self, scope: Construct, construct_id: str, **kwargs) -> None:
         # TODO: createquizfunction should be able to write to QuizzesWriteFailures
         quizzes_table.grant_read_data(functions["GetQuizFunction"])
         quizzes_table.grant_read_data(functions["SubmitQuizFunction"])
+        submission_queue.grant_send_messages(functions["SubmitQuizFunction"])
         quizzes_table.grant_read_write_data(functions["ScoringFunction"])
         self.state_machine.grant_start_execution(functions["ScoringFunction"])
         submission_queue.grant_consume_messages(functions["ScoringFunction"])