feat: add authenticated settings page.

shadcn-admin/src/features/auth/auth-layout.tsx

@@ -0,0 +1,19 @@
+import { Logo } from '@/assets/logo'
+
+type AuthLayoutProps = {
+  children: React.ReactNode
+}
+
+export function AuthLayout({ children }: AuthLayoutProps) {
+  return (
+    <div className='container grid h-svh max-w-none items-center justify-center'>
+      <div className='mx-auto flex w-full flex-col justify-center space-y-2 py-8 sm:w-[480px] sm:p-8'>
+        <div className='mb-4 flex items-center justify-center'>
+          <Logo className='me-2' />
+          <h1 className='text-xl font-medium'>Shadcn Admin</h1>
+        </div>
+        {children}
+      </div>
+    </div>
+  )
+}