fix stream

management/src/components/ExamGridProctor.tsx

@@ -96,7 +96,7 @@ export const ExamGridProctor: React.FC<ExamGridProctorProps> = ({
     });
     currentVisibleIds.forEach((id) => {
       if (!prev.has(id)) {
-        ws.send(JSON.stringify({ event: 'teacher:subscribe', data: { studentId: id } }));
+        ws.send(JSON.stringify({ event: 'teacher:subscribe', data: { studentId: id, mode: 'grid' } }));
         prev.add(id);
       }
     });

management/src/components/ProctorStreamPanels.tsx

@@ -70,7 +70,7 @@ export const ProctorStreamPanels: React.FC<ProctorStreamPanelsProps> = ({
         hasOpened.current = true;
         setStreaming(true);
         setErrorMessage(null);
-        ws.send(JSON.stringify({ event: 'teacher:subscribe', data: { studentId } }));
+        ws.send(JSON.stringify({ event: 'teacher:subscribe', data: { studentId, mode: 'focus' } }));
         clearPing();
         pingTimer = setInterval(() => {
           if (ws.readyState === WebSocket.OPEN) {