工具描述：Bash（sleep — 不轮询后台任务）

Tool Description: Bash (sleep — no polling background tasks)

v2.1.53

Bash tool instruction: do not poll background tasks, wait for notification

如果你正在等待通过 run_in_background 启动的后台任务，任务完成时你会收到通知——无需轮询。

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英文原文 / English Original

If waiting for a background task you started with run_in_background, you will be notified when it completes — do not poll.