Armu's Sokoban Adventure: 增加了关卡编辑器（测试版）Added the level editor (beta version)

为小地图添加关卡编号和更明显的房间状态显示。 增加了测试版关卡编辑器，在主界面的右上角可进入。 Add level numbers to the mini-map and provide more obvious room status indications. A beta-level level editor has been added. It can be accessed from the top right corner…