[Bug] ESC key stops work instead of dismissing /btw message during execution

Question

**Bug Description**
When I want to dismiss a /btw message pressing ESC while the harness is working, actually stops the work, then a second ESC dismiss the yellow message. Please fix this.

**Environment Info**
- Platform: linux
- Terminal: kitty
- Version: 2.1.178
- Feedback ID: 6842eaf0-c6ec-44a7-92e7-4b87da200876

**Errors**
```json
[]
```