Use git history heuristic: skills added in bulk commits (5+ SKILL.md
files at once) are framework installs, not user-created. Only show
skills added in small commits (1-3 files).
Co-Authored-By: Claude <noreply@anthropic.com>
Lists all local skills from ~/.claude/skills/ with name and description,
excluding symlinked/external ones (gstack, emil-design-eng).
Co-Authored-By: Claude <noreply@anthropic.com>