docs(terminal): document close interruption

Author: roomote

docs/features/shell-integration.mdx

@@ -45,6 +45,7 @@ Shell integration is automatically enabled in Zoo Code and connects directly to
 - Track working directory changes as you navigate your project
 - React intelligently to terminal output without user intervention
 - Stop running commands directly from the chat interface using the stop button that appears next to the command execution message.
+- Treat closing a VS Code terminal with an active Zoo command as an interruption, so the command stops waiting and the chat task can continue.
 
 <img src="/img/v3.15/v3.15.png" alt="Stop Command Button in Chat UI" width="600" />