userfront로 리펙토링 완료

adminfront/src/main.tsx

@@ -0,0 +1,21 @@
+import { QueryClientProvider } from "@tanstack/react-query";
+import { StrictMode } from "react";
+import { createRoot } from "react-dom/client";
+import { RouterProvider } from "react-router-dom";
+import { queryClient } from "./app/queryClient";
+import { router } from "./app/routes";
+import "./index.css";
+
+const rootElement = document.getElementById("root");
+
+if (!rootElement) {
+  throw new Error("Root element not found");
+}
+
+createRoot(rootElement).render(
+  <StrictMode>
+    <QueryClientProvider client={queryClient}>
+      <RouterProvider router={router} />
+    </QueryClientProvider>
+  </StrictMode>,
+);