[BUG] Bug: Custom slash commands not appearing in /help in v1.0.120

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?

Bug Report Details to Include

Bug: Custom slash commands not appearing in /help in v1.0.120
Working version: v1.0.81
Broken version: v1.0.120
System: Macos
Commands exist: Files are readable, frontmatter correct
Workaround: Downgrade to v1.0.81

What Should Happen?

make custom commands work again

Error Messages/Logs

Steps to Reproduce

make custom command

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

1.0.81

Claude Code Version

1.0.120

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_