[mirotalk] - add helmet

package.json

@@ -20,6 +20,7 @@
         "cors": "^2.8.5",
         "dotenv": "^10.0.0",
         "express": "^4.17.1",
+        "helmet": "^4.6.0",
         "ngrok": "^4.0.1",
         "socket.io": "^4.1.2",
         "swagger-ui-express": "^4.1.6",

server.js

@@ -12,6 +12,7 @@ dependencies: {
     cors        : https://www.npmjs.com/package/cors
     dotenv      : https://www.npmjs.com/package/dotenv
     express     : https://www.npmjs.com/package/express
+    helmet      : https://www.npmjs.com/package/helmet
     ngrok       : https://www.npmjs.com/package/ngrok
     socket.io   : https://www.npmjs.com/package/socket.io
     swagger     : https://www.npmjs.com/package/swagger-ui-express
@@ -42,11 +43,13 @@ along with this program.  If not, see <https://www.gnu.org/licenses/>.
 require('dotenv').config();
 
 const compression = require('compression');
+const helmet = require('helmet');
 const express = require('express');
 const cors = require('cors');
 const path = require('path');
 const app = express();
 
+app.use(helmet()); // The X-powered header is sent within the response header. (unnecessary)
 app.use(cors()); // Enable All CORS Requests for all origins
 app.use(compression()); // Compress all HTTP responses using GZip