add frontend and swap whole stack to sveltekit/nodejs

src/routes/register/RegistrationComplete.svelte

@@ -0,0 +1,32 @@
+<script lang="ts">
+	import { IconSolid } from 'svelte-heros-v2';
+	import { createEventDispatcher } from 'svelte';
+	import { PUBLIC_START_DATE } from '$env/static/public';
+
+	const dispatch = createEventDispatcher();
+
+	let startDayOptions: Intl.DateTimeFormatOptions = {
+		day: '2-digit',
+		month: 'long',
+		year: 'numeric'
+	};
+	let startTimeOptions: Intl.DateTimeFormatOptions = {
+		hour: '2-digit',
+		minute: '2-digit'
+	};
+</script>
+
+<div class="flex items-center h-12 mb-2">
+	<button class="sm:absolute btn btn-sm btn-square" on:click={() => dispatch('close')}>
+		<IconSolid name="chevron-left-solid" />
+	</button>
+	<h1 class="text-center text-xl sm:text-3xl m-auto">Registrierung erfolgreich</h1>
+</div>
+<p>
+	<b>Du hast dich erfolgreich für Craftattack 6 registriert</b>. Spielstart ist am {new Date(
+		PUBLIC_START_DATE
+	).toLocaleString('de-DE', startDayOptions)} um {new Date(PUBLIC_START_DATE).toLocaleString(
+		'de-DE',
+		startTimeOptions
+	)} Uhr.
+</p>