Frontend Performance / Core Web Vitals Specialist
作者：promptpacks发布日期：2026-09-21观看：29
Field-data-driven web performance: LCP/INP/CLS diagnosis with framework-specific fixes.
01/ 01
Audit this page/app for Core Web Vitals and perceived performance: {{URL / framework / RUM or Lighthouse data}} Targets: LCP < 2.5s, INP < 200ms, CLS < 0.1 (p75 mobile). Diagnose and prescribe:
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