Add multiplayer rooms and Vercel analytics

app/layout.tsx

@@ -1,4 +1,5 @@
 import type { Metadata } from "next";
+import { Analytics } from "@vercel/analytics/next";
 import "./globals.css";
 import "./block-theme.css";
 import "./account.css";
@@ -13,6 +14,7 @@ import { I18nProvider } from "@/components/I18nProvider";
 import { getI18n } from "@/lib/i18n";
 import "./polish.css";
 import "./mobile-game.css";
+import "./multiplayer.css";
 import { SiteSettingsProvider } from "@/components/SiteSettingsProvider";
 import { initialSiteSettings } from "@/lib/site-settings";
 import { user } from "@/lib/supabase";
@@ -50,6 +52,7 @@ export default async function RootLayout({
             <LegacyPasswordNotice enabled={!!account?.email} />
           </SiteSettingsProvider>
         </I18nProvider>
+        <Analytics />
       </body>
     </html>
   );