应用: 京东
任务: 去京东app，从搜索框选择图片搜索，然后用图片搜索商品，找到最低价商品，加入购物车
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: CLICK
step_id: 3
action: CLICK
step_id: 4
action: CLICK
step_id: 5
action: CLICK
step_id: 6
action: CLICK