performance
Performance
Comprehensive performance optimization patterns for frontend, backend, and LLM inference.
Quick Reference
| Category | Rules | Impact | When to Use |
|---|---|---|---|
| Core Web Vitals | 4 | CRITICAL | LCP, INP, CLS optimization with 2026 thresholds |
| Render Optimization | 3 | HIGH | React Compiler, memoization, virtualization |
| Lazy Loading | 3 | HIGH | Code splitting, route splitting, preloading |
| Image Optimization | 3 | HIGH | Next.js Image, AVIF/WebP, responsive images |
| Profiling & Backend | 3 | MEDIUM | React DevTools, py-spy, bundle analysis |
| LLM Inference | 3 | MEDIUM | vLLM, quantization, speculative decoding |
| Caching | 2 | HIGH | Redis cache-aside, prompt caching, HTTP cache headers |
| Query & Data Fetching | 2 | HIGH | TanStack Query prefetching, optimistic updates, rollback |
| Sustainability | 1 | MEDIUM | Page weight budgets, lazy loading, optimized formats, dark mode |
Total: 24 rules across 9 categories
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