React Performance Optimization Audit (Core Web Vitals + Bundle)
For engineers battling slow React apps: audit LCP/CLS/INP, expose wasteful re-renders and bundle bloat, deliver an actionable fix roadmap.
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Model: claude-sonnet-4-7
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Knowledge: 2026-Q2
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Speeding up a slow React e-commerce LCP; trimming enterprise SPA bundle; diagnosing excessive re-renders in a data dashboard
#React#أداء#Core Web Vitals#Bundle#تحسين
Built-in quality guards
Anti-hallucination
Never invent APIs, functions, or libraries
Format Check
Code runs as-is without modification
Code Completeness
No TODO comments or stubs
Security Check
OWASP Top 10 considered in code