应用: 京东
任务: 打开京东，搜索商品xiaomi15，选择按销量排序，把销量最高的商品加入购物车
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: TYPE
type_text: xiaomi15
step_id: 3
action: CLICK
step_id: 4
action: CLICK
step_id: 5
action: CLICK