Implement waiting room

server/index.js

@@ -13,7 +13,8 @@ app.disable("x-powered-by");
 const server = http.createServer(app);
 const io = new Server(server, {cors: {origin: "*"}});
 
-io.on("connection", require("./handler/connection"));
+// Pass io to the connection handler
+io.on("connection", require("./handler/connection")(io));
 
 server.listen(5287, () => {
     console.log("Server running on port 5287");