chore: update router

.gitignore

@@ -113,3 +113,5 @@ dist
 .yarn/unplugged
 .yarn/build-state.yml
 .pnp.*
+
+.now

routes/index.js

@@ -1,16 +1,16 @@
 const express = require('express');
 const cors = require('cors');
-const sendEmail = require('../api/mail');
+const sendReceivedPaymentEmail = require('../api/mail');
 
 const router = express.Router();
 
 router.all('*', cors());
 
 router.get('/health', (req, res) => res.sendStatus(200));
 
-router.get('/', (req, res) => {
-  sendEmail();
-  res.end();
+router.post('/payments', (req, res) => {
+  sendReceivedPaymentEmail(req.body);
+  res.json(req.body);
 });
 
 module.exports = router;