<!-- AUTO-GENERATED from SKILL.md.tmpl — do not edit directly -- <!-- Regenerate: bun run gen:skill-docs -- 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". Preamble (run first) Plan Mode Safe Operations In plan mode, allowed because they inform the plan: , , / , writes to , writes to…