fix: (api.js) update API_BASE_URL to use environment variable for better configuration

Author: Dilusha-Ranasingha

src/services/api.js

@@ -1,6 +1,6 @@
 import axios from "axios"
 
-const API_BASE_URL = "http://localhost:5001/api"
+const API_BASE_URL = import.meta.env.VITE_API_BASE_URL
 
 // Create axios instance
 const api = axios.create({