修复 React 310 错误：refreshAuth useCallback 移至所有 early return 之前

frontend/components/dashboard/ScanTerminalDashboard.tsx

@@ -936,17 +936,6 @@ function ScanTerminalScreen() {
   );
   const generatedText = useRelativeTime(terminalData?.generated_at ?? null);
 
-  if (!hydrated || (proAccess.loading && !canUseLocalFullAccess)) {
-    return (
-      <ScanTerminalLoadingScreen
-        isEn={isEn}
-        rootClassName={scanRootClass}
-        themeMode={themeMode}
-        userLocalTime={userLocalTime}
-      />
-    );
-  }
-
   const refreshAuth = useCallback(() => {
     fetch("/api/auth/me", {
       cache: "no-store",
@@ -988,6 +977,17 @@ function ScanTerminalScreen() {
       .catch(() => {}); // keep current state on error
   }, []);
 
+  if (!hydrated || (proAccess.loading && !canUseLocalFullAccess)) {
+    return (
+      <ScanTerminalLoadingScreen
+        isEn={isEn}
+        rootClassName={scanRootClass}
+        themeMode={themeMode}
+        userLocalTime={userLocalTime}
+      />
+    );
+  }
+
   if (!isAuthenticated || !isPro) {
     return (
       <ProductAccessRequired