应用: 饿了么
任务: 打开饿了么，进入首页，点击第一个商品加入购物车
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: SWIPE
step_id: 3
action: CLICK
step_id: 4
action: STOP