应用: 淘宝
任务: 打开淘宝，去分类频道，找到医药类别。
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: SWIPE
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: SWIPE
step_id: 5
action: CLICK
step_id: 6
action: STOP