[BUG] VSCode工作区在 D 盘（不需要是根目录），扩展在处理路径时把 D:\MySpace 错误地截断成了 d:

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?

• Extension version: 2.1.90

▎ - OS: Windows 11
▎ - Workspace path: D:\MySpace
▎ - Error: EISDIR: illegal operation on a directory, lstat 'd:' in resolveWebviewView
▎ - Effect: View claudeVSCodeSidebarSecondary fails to restore, Claude Code chat panel inaccessible

What Should Happen?

fix it！！！

Error Messages/Logs

VSCode工作区在 D 盘（不需要是根目录）

Steps to Reproduce

将VSCode的工作区设置在 D 盘（不需要是根目录），然后在聊天窗口找到claude code，就会出现：还原视图时出错: claudeVSCodeSidebarSecondary

Claude Model

None

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

2.1.90

Platform

Anthropic API

Operating System

Windows

Terminal/Shell

VS Code integrated terminal

Additional Information

_No response_