Add multiplayer rooms and Vercel analytics

app/multiplayer/[id]/page.tsx

@@ -0,0 +1,13 @@
+import { MultiplayerRoom } from "@/components/MultiplayerRoom";
+import { notFound } from "next/navigation";
+import { z } from "zod";
+
+export default async function MultiplayerPage({
+  params,
+}: {
+  params: Promise<{ id: string }>;
+}) {
+  const { id } = await params;
+  if (!z.string().uuid().safeParse(id).success) notFound();
+  return <MultiplayerRoom id={id} />;
+}