[BUG] /rewind does not work natively on Windows (powershell)

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?

/rewind slash command on Windows doesn't return the code to the selected point

What Should Happen?

/rewind slash command on Windows reverts the code to the selected point, as stated in the CC documentation

Error Messages/Logs

Steps to Reproduce

Start claude code in interactive mode, do some code changes via multiple prompts, try to /rewind and select a previous point. CC won't revert the code changes.

Claude Model

Other

Is this a regression?

No, this never worked

Last Working Version

_No response_

Claude Code Version

2.0.5 (Claude Code)

Platform

Other

Operating System

Windows

Terminal/Shell

Windows Terminal

Additional Information

_No response_