[FEATURE] /compact be available as a skill

Preflight Checklist

• [x] I have searched existing requests and this feature hasn't been requested yet
• [x] This is a single feature request (not multiple features)

Problem Statement

I have a /prepareForExit command that I'd like to include /compact run if the context is large. Currently you can't run /compact as a skill, it only exists in the harness.

Proposed Solution

/compact be accessible as a skill so can be run from commands

Alternative Solutions

_No response_

Priority

Critical - Blocking my work

Feature Category

CLI commands and flags

Use Case Example

_No response_

Additional Context

_No response_