add useless file for the folder

js/app.js

@@ -1,13 +0,0 @@
-const express = require('express');
-const path = require('path');
-const app = express();
-const port = 3000;
-
-// Serve the index.html file at the root URL
-app.get('/', (req, res) => {
-    res.sendFile(path.join(__dirname, '../html/index.html'));
-});
-
-app.listen(port, '0.0.0.0', () => {
-    console.log(`App listening at http://localhost:${port}`);
-});