feat: add basic webui

apps/app/app/(unauthenticated)/sign-up/[[...sign-up]]/page.tsx

@@ -0,0 +1,23 @@
+import { createMetadata } from '@konobangu/seo/metadata';
+import type { Metadata } from 'next';
+import dynamic from 'next/dynamic';
+
+const title = 'Create an account';
+const description = 'Enter your details to get started.';
+const SignUp = dynamic(() =>
+  import('@konobangu/auth/components/sign-up').then((mod) => mod.SignUp)
+);
+
+export const metadata: Metadata = createMetadata({ title, description });
+
+const SignUpPage = () => (
+  <>
+    <div className="flex flex-col space-y-2 text-center">
+      <h1 className="font-semibold text-2xl tracking-tight">{title}</h1>
+      <p className="text-muted-foreground text-sm">{description}</p>
+    </div>
+    <SignUp />
+  </>
+);
+
+export default SignUpPage;