Environment (please complete the following):

• MacOS, zsh
• current build 2025-07-24 of kubectl-ai built from source.

Describe the bug

When issuing an exit command the tool doesn't actually exit

>>> exit

  It has been a pleasure assisting you. Have a great day                      

>>> exit

  It has been a pleasure assisting you. Have a great day                      

>>> quit

  It has been a pleasure assisting you. Have a great day.                     

To Reproduce
Steps to reproduce the behavior:

1. Launch
2. Do something
3. Ask to exit.

Expected behavior

1. The agentic loop stops and I get back to the shell.