chrome reconnect opens system default browser instead of Chrome

Description

\/chrome reconnect\ opens Firefox (system default) instead of Chrome, even with \CHROME_PATH\ environment variable set.

Steps to reproduce

1. Set Firefox as system default browser
2. Set \CHROME_PATH\ to Chrome executable
3. Run \claude --chrome\
4. Close the Chrome tab or disconnect
5. Run \/chrome reconnect\

Expected

Chrome opens

Actual

Firefox opens

Environment

• Windows 11
• Claude Code version: (run \claude --version\)