Update chat.js

chat.js

@@ -26,7 +26,10 @@ io.on('connection', (socket) => {
         const username = usernames[socket.id] || 'Anonymous';
         io.emit('chat message', { username, message: msg }); // Broadcast the message with username
     });
-
+     socket.on('keys', (msg) => {
+       const key = "hunter2";
+       console.log("Someone sent message with a key.");
+     });
     // Handle disconnection
     socket.on('disconnect', () => {
         console.log('A user disconnected');