fix and update

apps/frontend/app/data/page.tsx

@@ -143,7 +143,7 @@ export default function DataPage() {
       const status = await fetchAccountDeletionStatus(userId, token);
       setDeletionStatus(status);
     } catch {
-      setDeletionStatus(null);
+      // Фоновый сбой gateway не должен сбрасывать уже показанный статус удаления.
     }
   }, [isPinLocked, token, userId]);
 

apps/frontend/app/page.tsx

@@ -19,23 +19,24 @@ export default function HomePage() {
   const router = useRouter();
   const { user, token, isPinLocked } = useAuth();
   const { isReady } = useRequireAuth();
+  const userId = user?.id;
   const contactLine = [user?.phone, user?.username ?? user?.email].filter(Boolean).join(' · ');
   const [documents, setDocuments] = useState<UserDocument[]>([]);
   const [activeDocumentType, setActiveDocumentType] = useState<DocumentTypeCode | null>(null);
 
   const loadDocuments = useCallback(async () => {
-    if (!user || !token || isPinLocked) return;
+    if (!userId || !token || isPinLocked) return;
     try {
-      const response = await apiFetch<{ documents?: UserDocument[] }>(`/documents/users/${user.id}`, {}, token);
+      const response = await apiFetch<{ documents?: UserDocument[] }>(`/documents/users/${userId}`, {}, token);
       setDocuments(response.documents ?? []);
     } catch {
-      setDocuments([]);
+      // Фоновая ошибка не должна очищать уже показанные документы.
     }
-  }, [isPinLocked, token, user]);
+  }, [isPinLocked, token, userId]);
 
   useEffect(() => {
-    if (isReady && user && !isPinLocked) void loadDocuments();
-  }, [isPinLocked, isReady, loadDocuments, user]);
+    if (isReady && userId && !isPinLocked) void loadDocuments();
+  }, [isPinLocked, isReady, loadDocuments, userId]);
 
   const documentsByType = useMemo(() => indexDocumentsByType(documents), [documents]);
 

apps/frontend/app/security/page.tsx

@@ -67,6 +67,7 @@ export default function SecurityPage() {
   const { user, token, refreshProfile } = useAuth();
   const { isReady } = useRequireAuth();
   const { showToast } = useToast();
+  const userId = user?.id;
   const [devices, setDevices] = useState<ActiveDevice[]>([]);
   const [sessions, setSessions] = useState<ActiveSession[]>([]);
   const [history, setHistory] = useState<SignInEvent[]>([]);
@@ -92,14 +93,14 @@ export default function SecurityPage() {
   const hasEmailContact = Boolean(user?.email || user?.backupEmail);
 
   const loadSecurity = useCallback(async () => {
-    if (!user || !token) return;
+    if (!userId || !token) return;
     setIsSecurityLoading(true);
     try {
       const [devicesResponse, sessionsResponse, historyResponse, totpResponse] = await Promise.all([
-        apiFetch<{ devices: ActiveDevice[] }>(`/security/users/${user.id}/devices`, {}, token),
-        apiFetch<{ sessions: ActiveSession[] }>(`/security/users/${user.id}/sessions`, {}, token),
-        apiFetch<{ events: SignInEvent[] }>(`/security/users/${user.id}/sign-in-history`, {}, token),
-        apiFetch<TotpStatusResponse>(`/security/users/${user.id}/totp/status`, {}, token)
+        apiFetch<{ devices: ActiveDevice[] }>(`/security/users/${userId}/devices`, {}, token),
+        apiFetch<{ sessions: ActiveSession[] }>(`/security/users/${userId}/sessions`, {}, token),
+        apiFetch<{ events: SignInEvent[] }>(`/security/users/${userId}/sign-in-history`, {}, token),
+        apiFetch<TotpStatusResponse>(`/security/users/${userId}/totp/status`, {}, token)
       ]);
       setDevices(devicesResponse.devices ?? []);
       setSessions(sessionsResponse.sessions ?? []);
@@ -107,16 +108,17 @@ export default function SecurityPage() {
       setCurrentSessionId(window.localStorage.getItem(AUTH_SESSION_KEY));
       setTotpEnabled(Boolean(totpResponse.isEnabled));
     } catch (error) {
-      showToast(error instanceof Error ? error.message : 'Не удалось загрузить безопасность');
+      const message = getApiErrorMessage(error, 'Не удалось загрузить безопасность');
+      if (message) showToast(message);
     } finally {
       setIsSecurityLoading(false);
     }
-  }, [showToast, token, user]);
+  }, [showToast, token, userId]);
 
   useEffect(() => {
-    if (!isReady || !user) return;
+    if (!isReady || !userId) return;
     void loadSecurity();
-  }, [isReady, loadSecurity, user]);
+  }, [isReady, loadSecurity, userId]);
 
   async function revokeSession(sessionId: string) {
     if (!user || !token) return;