benchmark
Installation
SKILL.md
When to invoke this skill
Establishes baselines for page load times, Core Web Vitals, and resource sizes. Compares before/after on every PR. Tracks performance trends over time. Use when: "performance", "benchmark", "page speed", "lighthouse", "web vitals", "bundle size", "load time".
Voice triggers (speech-to-text aliases): "speed test", "check performance".