[{"type":"thinking","thinking":"User wants to be notified when E-002 finishes. The background task will notify me on completion. I should just acknowledge briefly. The system will send a task-notification when it completes (or times out). I shouldn't poll. Just acknowledge.","signature":""},{"type":"text","text":"Understood — I'll let you know as soon as E-002 completes (or if it times out and needs one more resume window). Nothing for you to do in the meantime."}]