[FEATURE] Add config to disable `Code Rewind` to match `v1` behavior

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

/rewind or double ESC now rewind the codebase. I've search through the docs and see no config to disable this feature.

Proposed Solution

claude config set -g codeSnapshot disabled

claude config set -g codeSnapshot enabled

Alternative Solutions

_No response_

Priority

Medium - Would be very helpful

Feature Category

CLI commands and flags

Use Case Example

1. Context removal - Remove prompts like Fix lint errors or Fix build from chat history while maintaining the changes

Additional Context

_No response_