fix(build): resolve missing module error for App component

- Update import path and filename for the App component to fix case sensitivity build issues on Linux environments.

apps/web/src/main.tsx

@@ -1,9 +1,9 @@
-import React from 'react';
-import ReactDOM from 'react-dom/client';
-import { App } from './App';
-import './index.css';
+import React from "react";
+import ReactDOM from "react-dom/client";
+import { App } from "./app";
+import "./index.css";
 
-ReactDOM.createRoot(document.getElementById('root')!).render(
+ReactDOM.createRoot(document.getElementById("root")!).render(
   <React.StrictMode>
     <App />
   </React.StrictMode>,