Update worker

apps/agent-worker/src/worker.ts

@@ -1525,6 +1525,11 @@ export const sendWorkspaceMessage = async (
       }
     }
     if (isCodexLoginProfile(claim)) {
+      if (!assistantContent.value.trim()) {
+        throw new Error(
+          'Codex completed without producing an assistant response.',
+        );
+      }
 	      await updateMessage({
 	        messageId: assistantMessageId,
         status: 'completed',