window object does weird things, rename root ID

when used with (window as any).app, it uses the element with id #app instead

src/main-desktop.ts

@@ -1,10 +1,15 @@
+import ComfyApp from '$lib/components/ComfyApp';
 import { configureLitegraph } from '$lib/init';
 import App from './App.svelte';
 
 configureLitegraph()
 
+const comfyApp = new ComfyApp();
+(window as any).app = comfyApp;
+
 const app = new App({
-    target: document.getElementById('app'),
+    target: document.getElementById("app-root"),
+    props: { app: comfyApp }
 })
 
 export default app;