patch_5 for eas preview

Author: Meghan Krishna Gonugunta

frontend/api/client.js

@@ -1,6 +1,6 @@
 import axios from "axios";
 
-const API_URL = "http://localhost:8000";
+const API_URL = "https://splitwiser-production.up.railway.app";
 
 let accessToken = null;
 let refreshToken = null;