Unable to cleanup agents (limit reached)

What issue are you seeing?

I hit the sub-agent limit, so I’m running validation/tests directly in this shell to keep momentum. I’ll report exact failures if anything breaks.

<img width="1464" height="368" alt="Image" src="https://github.com/user-attachments/assets/e844f4ad-a86d-46d0-9537-740e65e4b090" />

What steps can reproduce the bug?

Exhaust all agents in the thread, try to spawn more

What is the expected behavior?

Ability to cleanup agents, persist IDs between compactions

Additional information

_No response_