fix: server页面auth类型修复(token→isLoggedIn)

frontend/app/server/page.tsx

@@ -73,7 +73,7 @@ function numberFmt(n: number) {
 }
 
 export default function ServerPage() {
-  const { token } = useAuth();
+  const { isLoggedIn, accessToken } = useAuth();
   const [data, setData] = useState<ServerStatus | null>(null);
   const [loading, setLoading] = useState(true);
   const [lastUpdate, setLastUpdate] = useState(0);
@@ -93,13 +93,13 @@ export default function ServerPage() {
   }, []);
 
   useEffect(() => {
-    if (!token) return;
+    if (!isLoggedIn) return;
     fetchData();
     const iv = setInterval(fetchData, 10000); // 10秒刷新
     return () => clearInterval(iv);
-  }, [token, fetchData]);
+  }, [isLoggedIn, fetchData]);
 
-  if (!token) {
+  if (!isLoggedIn) {
     return (
       <div className="min-h-screen bg-slate-950 flex items-center justify-center">
         <div className="text-center">