Server returns index page on port 30020.

server.js

@@ -0,0 +1,9 @@
+const express = require('express');
+const app = express();
+const path = require('path');
+
+app.get('/', function(req, res) {
+    res.sendFile(path.join(__dirname + '/index.html'));
+});
+
+app.listen(30020);