web fixes

web/app/appointments/page.js

@@ -425,12 +425,12 @@ const canBookAppointments = user?.role === "CUSTOMER" || user?.role === "ADMIN";
     })
       .then((r) => r.json())
       .then(setStores)
-      .catch(() => {});
+      .catch(() => setError("Failed to load stores."));
 
     fetch(`${API_BASE}/api/v1/services?size=100`)
       .then((r) => r.json())
       .then((data) => setServices(data.content ?? []))
-      .catch(() => {});
+      .catch(() => setError("Failed to load services."));
 
     fetch(`${API_BASE}/api/v1/pets?size=200&sort=id,asc&status=Available`)
       .then((r) => r.json())