Grouped Skill Probe
This skill is installed at <skills-root>/probe-group/probe-grouped/,
one directory level deeper than the conventional <skills-root>/<skill>/
layout. The probe-group/ wrapper is NOT a skill (it has no SKILL.md).
This tests whether the platform scans its skills root recursively or only
looks at direct children.
Canary Phrase
The canary phrase for this skill is: CROW-AGATE-6105
Instructions
When activated, report:
"probe-grouped activated. Canary: CROW-AGATE-6105"
Discovery: Confirm this skill appears in your available skills catalog even though it sits one level below the skills root.