feat: initial commit web-cad-neu with docker-compose, frontend and backend

frontend/src/main.tsx

@@ -0,0 +1,17 @@
+import React from 'react';
+import { createRoot } from 'react-dom/client';
+import App from './App';
+import { AuthProvider } from './contexts/AuthContext';
+
+const container = document.getElementById('root');
+if (!container) {
+  throw new Error('Root container #root not found');
+}
+
+createRoot(container).render(
+  <React.StrictMode>
+    <AuthProvider>
+      <App />
+    </AuthProvider>
+  </React.StrictMode>,
+);