feat: admin dashboard

app/layout.tsx

@@ -0,0 +1,25 @@
+import "./globals.css";
+import type { Metadata } from "next";
+import { Toaster } from "sonner";
+
+export const metadata: Metadata = {
+  title: "Prabhupāda Says — Admin",
+  description: "Administration panel for Prabhupāda Says.",
+  // The admin panel must never be indexed.
+  robots: { index: false, follow: false },
+};
+
+export default function RootLayout({
+  children,
+}: {
+  children: React.ReactNode;
+}) {
+  return (
+    <html lang="en">
+      <body>
+        {children}
+        <Toaster richColors position="top-center" />
+      </body>
+    </html>
+  );
+}