go version 1.20 올림

wshandler/room.go

@@ -76,9 +76,7 @@ func (r *room) loop(ctx context.Context, conns *map[string]*wsconn) (normalEnd b
 			bt, _ := json.Marshal(ds)
 
 			for _, conn := range *conns {
-				writer, _ := conn.NextWriter(websocket.TextMessage)
-				writer.Write(bt)
-				writer.Close()
+				conn.Conn.WriteMessage(websocket.TextMessage, bt)
 			}
 		}
 	}