应用: 饿了么
任务: 启动饿了么，进入主页并将最上方的商品添加到购物车
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