adaugat lab4 si lab5

Signed-off-by: hellisabove <robertnedela15@gmail.com>

lab5/node_app/server.js

@@ -0,0 +1,14 @@
+'use strict';
+
+const express = require('express');
+
+const PORT = 8080;
+const HOST = '0.0.0.0';
+
+const app = express();
+app.get('/', (req, res) => {
+  res.send('Hello World');
+});
+
+app.listen(PORT, HOST);
+console.log(`Running on http://${HOST}:${PORT}`);