Rewrite popup in react

src/popup/popup.tsx

@@ -0,0 +1,13 @@
+import * as React from "react";
+import { createRoot } from "react-dom/client";
+import { PopupComponent } from "./PopupComponent";
+import { waitFor } from "../../maze-utils/src";
+import Config from "../config";
+
+
+document.addEventListener("DOMContentLoaded", async () => {
+    await waitFor(() => Config.isReady());
+
+    const root = createRoot(document.body);
+    root.render(<PopupComponent/>);
+})