refactor: serve static frontend with Go APIs

components/app-shell.tsx

@@ -16,8 +16,8 @@ import {
 } from "lucide-react";
 import clsx from "clsx";
 import { revealChildren, runScopedMotion } from "@/lib/ui/motion";
-import type { AuthUser } from "@/lib/auth/session";
 import { AccountUsageMenu } from "@/components/account-usage-menu";
+import { useBrowserAuth } from "@/components/browser-auth";
 
 const nav = [
   { href: "/create", label: "创作", icon: Sparkles },
@@ -28,19 +28,8 @@ const nav = [
   { href: "/billing", label: "计费", icon: WalletCards }
 ];
 
-export function AppShell({
-  children,
-  user,
-  authRequired,
-  isAdmin,
-  isSuperAdmin
-}: {
-  children: React.ReactNode;
-  user?: AuthUser | null;
-  authRequired?: boolean;
-  isAdmin?: boolean;
-  isSuperAdmin?: boolean;
-}) {
+export function AppShell({ children }: { children: React.ReactNode }) {
+  const { user, authRequired, isAdmin, isSuperAdmin } = useBrowserAuth();
   const pathname = usePathname();
   const shellRef = useRef<HTMLDivElement | null>(null);
   const isAuthPage = pathname.startsWith("/auth");