fix(admin): repair layout and character artwork

app/admin/templates/page.tsx

@@ -1,37 +1,5 @@
 import { redirect } from "next/navigation";
-import { connection } from "next/server";
-
-import { AdminSidebar } from "@/components/admin/admin-sidebar";
-import { LiveRefresh } from "@/components/live-refresh";
-import { TemplateGallery } from "@/components/admin/template-gallery";
-import { SidebarInset, SidebarProvider, SidebarTrigger } from "@/components/ui/sidebar";
-import { getAdminSession } from "@/lib/auth/server";
-import { loadAdminNavigation } from "@/lib/content/loaders";
-import { builtInTemplates } from "@/lib/templates";
 
 export default async function TemplatesPage() {
-  await connection();
-  if (!(await getAdminSession())) redirect("/admin/login");
-  const navigation = await loadAdminNavigation();
-
-  return (
-    <SidebarProvider>
-      {process.env.BUZZ_DEMO_MODE === "true" ? null : (
-        <LiveRefresh endpoint="/api/events/admin" />
-      )}
-      <AdminSidebar navigation={navigation} />
-      <SidebarInset>
-        <header className="flex min-h-14 items-center gap-3 border-b px-4">
-          <SidebarTrigger />
-          <div>
-            <h1 className="font-heading font-semibold">เทมเพลตคู่มือ</h1>
-            <p className="text-xs text-muted-foreground">โครงสร้างเริ่มต้นที่คัดมาจากรูปแบบคู่มือทั้งห้า</p>
-          </div>
-        </header>
-        <main className="mx-auto w-full max-w-6xl p-4 sm:p-6 lg:p-8">
-          <TemplateGallery templates={builtInTemplates} />
-        </main>
-      </SidebarInset>
-    </SidebarProvider>
-  );
+  redirect("/admin/create");
 }