fix function call before load bug

frontend/src/lib/family_tree/setFamilyTreeNodes.ts

@@ -4,10 +4,10 @@ import { AddToNodesData, AddToEdgesData } from '$lib/family_tree/dataAdapter';
 import type { Node, Edge } from '@xyflow/svelte';
 import { useEdges, useNodes } from '@xyflow/svelte';
 
-const nodes = useNodes();
-const edges = useEdges();
-
 export function setFamilyTreeNodes(): boolean {
+	const nodes = useNodes();
+	const edges = useEdges();
+
 	console.log('fetching nodes');
 	let layoutedElements: {
 		nodes: Node[];

frontend/svelte.config.js

@@ -11,15 +11,7 @@ const config = {
 			fallback: undefined,
 			precompress: false,
 			strict: true
-		}),
-		prerender: {
-			handleHttpError: ({ path, referrer, message }) => {
-				return {
-					status: 404,
-					html: `<h1>${message}</h1><p>Path: ${path}</p><p>Referrer: ${referrer}</p>`
-				};
-			}
-		}
+		})
 	}
 };