应用: 美团
任务: 打开美团，搜索‘海鲜大餐’，点击第一个店铺
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: 海鲜大餐
step_id: 4
action: CLICK
step_id: 5
action: CLICK
step_id: 6
action: STOP