应用: 钉钉
任务: 启动钉钉，进入消息页，点击搜索，查找‘产品更新’
操作步骤:
step_id: 0
action: CLICK
step_id: 1
action: CLICK
step_id: 2
action: TYPE
type_text: 产品更新
step_id: 3
action: STOP