wait 2

Steer and new-output preemption for dsh: a new user input (next-step steer) or new output from the awaited job interrupts a blocking job_output(wait: true) read immediately instead of letting it block up to the job-wait cap, so the agent loop reaches its

Active wait for background continuable subagents in DeepSeek Harness: registers a wait_subagent tool that blocks until the named subagent settles, then returns its stop reason and closing message — closing the gap between run_in_background fire-and-return