[BUG] duplicates in terminal when resize

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

when resize the terminal in Linux the last message of the claude code is being duplicated and its kine of annoying.

What Should Happen?

clean terminal that adopted with the width, height change of the terminal.

Error Messages/Logs

Steps to Reproduce

generate something then resize the terminal a little and it duplicates the messages

Claude Model

Opus

Is this a regression?

No, this never worked

Last Working Version

_No response_

Claude Code Version

latest

Platform

Anthropic API

Operating System

Other Linux

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_