Admin Dashboard, Webdocs, LICENSE, webhook, and ID's update.

frontend/src/routes/+error.svelte

@@ -0,0 +1,30 @@
+<script lang="ts">
+	import { page } from '$app/stores';
+	import { Button } from "$lib/components/ui/button";
+	import { AlertTriangle, Home, ArrowLeft } from "@lucide/svelte";
+</script>
+
+<div class="flex flex-col items-center justify-center min-h-[70vh] text-center px-4 animate-in fade-in zoom-in duration-300">
+	<div class="bg-destructive/10 p-6 rounded-full mb-6">
+		<AlertTriangle class="h-12 w-12 text-destructive" />
+	</div>
+	
+	<h1 class="text-4xl font-bold tracking-tight mb-2">
+		{$page.status}
+	</h1>
+	
+	<p class="text-xl text-muted-foreground mb-8 max-w-md text-balance">
+		{$page.error?.message || "Something went wrong."}
+	</p>
+
+	<div class="flex gap-4">
+		<Button variant="outline" onclick={() => history.back()}>
+			<ArrowLeft class="mr-2 h-4 w-4" />
+			Go Back
+		</Button>
+		<Button href="/">
+			<Home class="mr-2 h-4 w-4" />
+			Home
+		</Button>
+	</div>
+</div>