General code cleanup. Mainly updating Lucide icons.

src/routes/+error.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
 import { page } from '$app/state';
-import { RefreshCw, Home, AlertTriangle } from '@lucide/svelte';
+import { RefreshCw, Home, TriangleAlert } from '@lucide/svelte';
 import { browser } from '$app/environment';
 
 let status = $derived(page.status);
@@ -21,7 +21,7 @@ let is_connection_error = $derived(
         <div class="mb-6 flex justify-center">
             <div
                 class="bg-error-100 dark:bg-error-900 text-error-600 dark:text-error-400 rounded-full p-4">
-                <AlertTriangle size={48} />
+                <TriangleAlert size={48} />
             </div>
         </div>