fix: add missing hook dependencies for stale token effect (refs #190)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

frontend/src/core/auth/Auth0Provider.tsx

@@ -140,7 +140,7 @@ const TokenInjector: React.FC<{ children: React.ReactNode }> = ({ children }) =>
     };
 
     validateToken();
-  }, [isAuthenticated, isLoading]);
+  }, [isAuthenticated, isLoading, getAccessTokenSilently, logout]);
 
   // Force authentication check for devices when user seems logged in but isAuthenticated is false
   React.useEffect(() => {