feat: backend reverse proxy

src/routes/+error.svelte

@@ -2,4 +2,10 @@
 	import { page } from '$app/stores';
 </script>
 
-<div>{$page.status}: {$page.error.message}</div>
+<div class=" bg-white dark:bg-gray-800 min-h-screen">
+	<div class=" flex h-full">
+		<div class="m-auto my-10 dark:text-gray-300 text-3xl font-semibold">
+			{$page.status}: {$page.error.message}
+		</div>
+	</div>
+</div>