TypeScript shadcn/ui UI Next.js

Comprehensive Next.js/React coding standards with strong TypeScript and performance guidance.

• +Provides specific, actionable guidelines across architecture, style, and performance
• +Emphasizes modern best practices like RSC, Suspense, and proper error handling
• +Covers critical areas: TypeScript usage, UI patterns, and Web Vitals optimization
• -Lacks trigger conditions or examples showing when/how agent should apply these rules
• -Declares network permissions that aren't justified by static coding standards