read-strict does not allow listing uss home directory

[dkelosky]

Bug Description

A clear and concise description of what the bug is.

Steps to Reproduce

1. ... run in default capability
2. ... attempt to list files in home directory
3. ...

Expected Behavior

What you expected to happen.

Actual Behavior

What actually happened. Include error messages, log output, or screenshots if
applicable.

Environment

• Zowe MCP version: (e.g. 0.6.0)
• VS Code version: (e.g. 1.96.0)
• OS: (e.g. macOS 15.3, Windows 11)
• Backend: mock / native (SSH)
• z/OS version (if native): (e.g. z/OS 2.5)
• MCP client: (e.g. GitHub Copilot, Cursor, Claude Desktop)

Additional Context

Add any other context about the problem here.