Initial commit

src/app/(admin)/admin/page.tsx

@@ -0,0 +1,11 @@
+import type { Metadata } from "next";
+import { redirect } from "next/navigation";
+
+export const metadata: Metadata = {
+  title: "管理后台",
+  description: "管理后台入口页。",
+};
+
+export default function AdminIndexPage() {
+  redirect("/admin/dashboard");
+}