changes after second dev test

fixed full name issue, refresh issue on reservation and user/admin login issue

contexts/AdminContext.tsx

@@ -44,7 +44,7 @@ interface AdminContextType {
   deleteProduct: (id: string) => Promise<void>;
   reservations: Reservation[];
   reservationsLoading: boolean;
-  refreshReservations: () => Promise<void>;
+  refreshReservations: (silent?: boolean) => Promise<void>;
   updateReservationStatus: (id: string, status: "confirmed" | "cancelled") => Promise<void>;
   deleteReservation: (id: string) => Promise<void>;
 }
@@ -69,14 +69,14 @@ export const AdminProvider = ({ children }: { children: ReactNode }) => {
     }
   };
 
-  const refreshReservations = async () => {
+  const refreshReservations = async (silent = false) => {
     if (!isAdmin) return;
-    setReservationsLoading(true);
+    if (!silent) setReservationsLoading(true);
     try {
       const res = await bookingsApi.adminListBookings();
       setReservations(res.data.map(toReservation));
     } finally {
-      setReservationsLoading(false);
+      if (!silent) setReservationsLoading(false);
     }
   };
 
@@ -108,12 +108,11 @@ export const AdminProvider = ({ children }: { children: ReactNode }) => {
 
   const updateReservationStatus = async (id: string, status: "confirmed" | "cancelled") => {
     await bookingsApi.adminUpdateBookingStatus(id, status);
-    // Optimistic update for immediate feedback
     setReservations((prev) =>
       prev.map((r) => (r.id === id ? { ...r, status } : r))
     );
-    // Refresh from server to ensure consistency
-    refreshReservations();
+    // Sync with server silently — no loading flash
+    refreshReservations(true);
   };
 
   const deleteReservation = async (id: string) => {