Custom registration disable message

frontend/src/routes/signup/+page.svelte

@@ -98,9 +98,7 @@
 		<div class="card card-compact w-96 bg-base-100 shadow-xl p-6 mt-4 mb-4">
 			<article class="text-center">
 				<h1 class="text-4xl font-extrabold mb-6">Signup is disabled for this server.</h1>
-				<p>Please contact the server administrator if you think this is an error.</p>
-				<br />
-				<p>If you are the administrator, users can be registered via the admin site.</p>
+				<p>{data.message}</p>
 			</article>
 
 			{#if errors.message}