Add settings page for alert preferences

app/settings/page.tsx

@@ -0,0 +1,8 @@
+import type { Metadata } from "next";
+import { SettingsPage } from "@/components/settings/settings-page";
+
+export const metadata: Metadata = { title: "Ustawienia / Settings" };
+
+export default function Page() {
+  return <SettingsPage />;
+}