Localization and AI chat widget

src/app/page.tsx

@@ -1,8 +1,9 @@
 import { redirect } from "next/navigation";
+import { routing } from "@/i18n/routing";
 
 // Minimal fallback — the next-intl middleware handles root redirect with
 // accept-language negotiation and cookie detection. This page should
 // never be reached in normal operation.
 export default function RootPage() {
-  redirect("/en");
+  redirect(`/${routing.defaultLocale}`);
 }