feat: update cors config

Author: nhsz

cors/utils.js

@@ -0,0 +1,8 @@
+const isDev = process.env.NODE_ENV === 'development';
+
+const CORS_OPTIONS = {
+  origin: isDev ? '*' : 'https://undefinedschool.io',
+  optionsSuccessStatus: 200 // some legacy browsers (IE11, various SmartTVs) choke on 204
+};
+
+module.exports = CORS_OPTIONS;

routes/index.js

@@ -1,10 +1,11 @@
 const express = require('express');
 const cors = require('cors');
 const notifyPayment = require('../api/mail');
+const CORS_OPTIONS = require('../cors/utils');
 
 const router = express.Router();
 
-router.all('*', cors());
+router.use(cors(CORS_OPTIONS));
 
 router.get('/health', (req, res) => res.sendStatus(200));