We don't receive files during the freeze as analyst instance

Author: vmcj

webapp/src/DataTransferObject/Shadowing/SubmissionEvent.php

@@ -14,6 +14,6 @@ public function __construct(
         public readonly string $teamId,
         public readonly string $time,
         public readonly ?string $entryPoint,
-        public readonly array $files,
+        public readonly ?array $files,
     ) {}
 }