qa-perf — independently scanned and version-tracked by SaferSkills.
SaferSkills independently audited qa-perf (Agent Skill) and scored it 100/100 (green). The audit ran 55 deterministic rules across Security, Supply Chain, Maintenance, Transparency, and Community; it found 0 high-severity and 0 lower-severity findings. The full rule-by-rule trace and per-finding evidence are below. Free, methodology-open.
Findings & checks · 0 flagged
Every scanned point with the score it earned and what moved between them.
First recorded scan — no prior version to compare against.
The primary manifest — the file an agent reads to learn what this artifact does.
Canonical thresholds, current Web Vitals (LCP/INP/CLS — note INP replaced FID in 2024), and Chrome perf-team remediation patterns are at:
vercel-react-best-practices skill (foundation-installed) for React-specific patternsqa-perf is dispatched by qa-loop during the AUDIT phase, in parallel with qa-security / wcag-audit / qa-claudemd. It's a measurement workflow, not an optimisation cookbook:
argument-hint).| Metric | Good | Needs improvement | Poor | Tool |
|---|---|---|---|---|
| LCP (Largest Contentful Paint) | < 2.5s | 2.5–4s | > 4s | Lighthouse, web-vitals |
| INP (Interaction to Next Paint, replaces FID) | < 200ms | 200–500ms | > 500ms | web-vitals |
| CLS (Cumulative Layout Shift) | < 0.1 | 0.1–0.25 | > 0.25 | Lighthouse, web-vitals |
| TTFB | < 200ms | 200–600ms | > 600ms | DevTools Network |
qa-chrome skill — DevTools manual review (paired layer)dev-react-perf skill — React-specific re-render audit + memoization patternsops-monitoring — production perf instrumentation (OTEL, RUM)vercel-react-best-practices skill (foundation-installed)specs/marketplace-audit/qa-skills-pilot-2026-05-06.md~30 seconds. Free. No account. Every finding cites a rule and a line of evidence.