huge optimization to network

game.js

@@ -181,7 +181,9 @@ class Game extends GameBasic {
 
             na.push(JSON.stringify([this.width, this.height]))
 
-            client.send(`[${na.join(',')}]`);
+            let dd = `[${na.join(',')}]`;
+            
+            client.send(dd);
 
             wsEnt.isYou = false;
         }