✅ Restauração do código oficial do GPI-JWT-V3

src/client/hooks/useNotifications.ts

@@ -0,0 +1,10 @@
+import { useContext } from 'react';
+import { NotificationContext } from '../contexts/NotificationContextState';
+
+export const useNotifications = () => {
+    const context = useContext(NotificationContext);
+    if (!context) {
+        throw new Error('useNotifications must be used within a NotificationProvider');
+    }
+    return context;
+};