add postgres

konviva-events/app/events/enroll.py

@@ -41,6 +41,7 @@ def lambda_handler(event: EventBridgeEvent, context: LambdaContext) -> bool:
                 ':enrollment_id': enrollment_id,
             },
         )
+        # To relate with the enrollment
         transact.put(
             item={
                 'id': 'konviva',