lume/apps/desktop2/src/components/toolbar.tsx

import type { ReactNode } from "@tanstack/react-router";
import { useLayoutEffect, useState } from "react";
import { createPortal } from "react-dom";

export function Toolbar({ children }: { children: ReactNode }) {
	const [domReady, setDomReady] = useState(false);

	useLayoutEffect(() => {
		setDomReady(true);
	}, []);

	return domReady
		? createPortal(children, document.getElementById("toolbar"))
		: null;
}