move to RsBuild

src/index.tsx

@@ -4,7 +4,7 @@ import "maplibre-gl/dist/maplibre-gl.css";
 import { StrictMode } from "react";
 import { createRoot } from "react-dom/client";
 
-import { App } from "@app/App.js";
+import { App } from "@app/App.tsx";
 
 const container = document.getElementById("root") as HTMLElement;
 const root = createRoot(container);