added helmet middleware

index.js

@@ -3,6 +3,7 @@ const express = require('express');
 const session = require("express-session");
 const cors = require('cors');
 const cookieParser = require('cookie-parser');
+const helmet = require("helmet");
 
 const app = express();
 
@@ -21,6 +22,9 @@ const corsOptions = {
 app.use(cors(corsOptions));
 app.use(cookieParser());
 
+app.use(helmet());
+app.disable('x-powered-by')
+
 app.use(express.json());
 app.use(express.urlencoded({ extended: true }));