应用: 淘宝
任务: 打开淘宝，浏览首页推荐的商品，把显卡类的商品加入购物车
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: STOP