[BUG] Skill argument missing when use complete cluade cmd

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?

requestBodyJsonGen1 is a skill

<img width="1479" height="559" alt="Image" src="https://github.com/user-attachments/assets/ad0c0b8b-ff89-49cf-937b-19ea1ab897cd" />

When type claude /requestBodyJsonGen1 io.github.kings1990.fastrequestsamples.controller.LoginController.login , the argument io.github.kings1990.fastrequestsamples.controller.LoginController.login has missing when execute the skill.

<img width="1526" height="338" alt="Image" src="https://github.com/user-attachments/assets/cb5d38a9-1e23-4286-8b62-da4509f098d4" />

What Should Happen?

Finally , claude will execute the skill
/requestBodyJsonGen1 io.github.kings1990.fastrequestsamples.controller.LoginController.login

rather than only /requestBodyJsonGen1

Error Messages/Logs

Steps to Reproduce

Type a command with skill in terminal like claude /skillname argument1

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.19

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_