[FEATURE]: Consider adding a /permissions for toggling permissions for agent actions (YOLO, auto-mode etc)

### Feature hasn't been suggested before.

- [x] I have verified this feature I'm about to request hasn't been suggested before.

### Describe the enhancement you want to request

Here's an example from Codex CLI
<img width="1149" height="111" alt="Image" src="https://github.com/user-attachments/assets/da95ec1f-97f2-49c7-b2eb-6b1e356f1292" />