Admin AI Tools page: unified design system styling, provider selector with OpenAI turd emoji, free-text model input with exact ID warning

src/app/admin/advanced/page.tsx

@@ -0,0 +1,34 @@
+import { redirect } from "next/navigation";
+import { getAdminUser } from "@/lib/admin-permissions";
+import { getBrands } from "@/actions/admin/users";
+import { getStripeConnectStatus } from "@/actions/stripe-connect";
+import AdvancedSettingsClient from "@/components/admin/AdvancedSettingsClient";
+
+export const metadata = {
+  title: "Advanced Settings - Route Commerce Admin",
+  description: "Developer settings, API integrations, and advanced configurations",
+};
+
+export default async function AdvancedSettingsPage() {
+  const adminUser = await getAdminUser();
+  if (!adminUser) redirect("/login");
+
+  // Only admins can access advanced settings
+  if (!adminUser.can_manage_settings && adminUser.role !== "platform_admin") {
+    redirect("/admin");
+  }
+
+  const brandId = adminUser.brand_id ?? "";
+  const { brands } = await getBrands();
+  
+  // Get Stripe Connect status
+  const stripeConnect = brandId ? await getStripeConnectStatus(brandId) : null;
+
+  return (
+    <AdvancedSettingsClient
+      brandId={brandId}
+      brands={brands}
+      stripeConnect={stripeConnect}
+    />
+  );
+}