created simple auth system using betterauth

src/app/admin/page.tsx

@@ -0,0 +1,12 @@
+import AuthRedirect from "@/components/AuthRedirect";
+
+export default function AdminPage() {
+
+  return (
+    <div>
+        <AuthRedirect />
+        <h1>Admin Dashboard</h1>
+        <p>Welcome to the admin dashboard. Here you can manage the application.</p>
+    </div>
+  );
+}