resolve issues with new features

frontend/src/contexts/ChatContext.tsx

@@ -22,11 +22,20 @@ export const ChatProvider: React.FC<ChatProviderProps> = ({ children }) => {
   const [selectedRoomToken, setSelectedRoomToken] = useState<string | null>(null);
   const { chatPanelOpen } = useLayout();
 
+  const { data: connData } = useQuery({
+    queryKey: ['nextcloud', 'connection'],
+    queryFn: () => nextcloudApi.getConversations(),
+    refetchInterval: chatPanelOpen ? 30000 : 120000,
+    retry: false,
+  });
+
+  const isConnected = connData?.connected ?? false;
+
   const { data } = useQuery({
     queryKey: ['nextcloud', 'rooms'],
     queryFn: () => nextcloudApi.getRooms(),
     refetchInterval: chatPanelOpen ? 30000 : 120000,
-    enabled: true,
+    enabled: isConnected,
   });
 
   const rooms = data?.rooms ?? [];