add hsh responce

controllers/connection.go

@@ -53,6 +53,8 @@ func (h *Hub) readLoop(conn *websocket.Conn) {
 			h.addEntity(id, player)
 			h.Clients[id] = conn
 			log.Println("entity [player] added:", id)
+			confimMessage := models.Message{Type: MSG_WELCOME, Payload: []byte{}}
+			conn.WriteMessage(websocket.BinaryMessage, confimMessage.Encode())
 
 		case MSG_INPUT:
 			reader := models.NewReader(msg.Payload)