应用: 淘宝
任务: 进入淘宝购物车页面，搜索小米15
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: TYPE
type_text: 小米15
step_id: 4
action: CLICK
step_id: 5
action: STOP