init studio admin frontend

src/main.tsx

@@ -0,0 +1,16 @@
+import { StrictMode } from 'react';
+import { createRoot } from 'react-dom/client';
+import { BrowserRouter } from 'react-router-dom';
+import App from './App';
+import { ToastProvider } from './components/toast';
+import './index.css';
+
+createRoot(document.getElementById('root')!).render(
+  <StrictMode>
+    <ToastProvider>
+      <BrowserRouter>
+        <App />
+      </BrowserRouter>
+    </ToastProvider>
+  </StrictMode>
+);