Refactor: move frontend in apps/frontend

apps/frontend/index.html

@@ -13,6 +13,6 @@
   </head>
   <body>
     <div id="root"></div>
-    <script type="module" src="/apps/frontend/srcs/frontend/src/main.jsx"></script>
+    <script type="module" src="/apps/frontend/src/main.jsx"></script>
   </body>
 </html>