optional import in API_STRING

Webserver/src/lib/server/buildAPIStr.ts

-import { API_SERVER_IP, API_SERVER_PORT } from '$env/static/private';
+import * as env from '$env/static/private';
 
 export function buildAPIStr(endpoint: string) {
+	const API_SERVER_IP = env.API_SERVER_IP;
+	const API_SERVER_PORT = env.API_SERVER_PORT;
 	return `http://${API_SERVER_IP ?? 'localhost'}:${API_SERVER_PORT ?? '8080'}/${endpoint}`;
 }