When to Use This Skill - Use when skills are not triggering as expected or seem broken - Use when you want to audit and improve your skill library's quality - Use when you want to understand which skills are underperforming or wasting context tokens Rules - Read-only : never modify skill files. Only output report. - All 8 dimensions : do not skip any. If data is insufficient, report "N/A — insufficient session data" rather than omitting. - Quantify : "you had 12 research tasks last week but the skill never triggered" beats "you often do research". - Suggest, don't prescribe : give specific wo…