k8s improvement

frontend/src/core/hooks/useDataSync.ts

@@ -4,27 +4,30 @@
 
 import { useEffect, useRef } from 'react';
 import { useQueryClient } from '@tanstack/react-query';
+import { useAuth0 } from '@auth0/auth0-react';
 import { DataSyncManager } from '../sync/data-sync';
 import { useNavigationStore } from '../store/navigation';
 
 export const useDataSync = () => {
   const queryClient = useQueryClient();
+  const { isAuthenticated } = useAuth0();
   const syncManagerRef = useRef<DataSyncManager | null>(null);
   const navigationStore = useNavigationStore();
 
   useEffect(() => {
-    // Initialize data sync manager
+    // Initialize data sync manager with authentication guard
     syncManagerRef.current = new DataSyncManager(queryClient, {
       enableCrossTabs: true,
       enableOptimisticUpdates: true,
       enableBackgroundSync: true,
       syncInterval: 30000,
+      isAuthenticated: () => isAuthenticated,
     });
 
     return () => {
       syncManagerRef.current?.cleanup();
     };
-  }, [queryClient]);
+  }, [queryClient, isAuthenticated]);
 
   // Listen for navigation changes and trigger prefetching
   useEffect(() => {