Next.js

# Next.js
- Use minimal hook set for components: useState for state, useEffect for side effects, useCallback for memoized handlers, and useMemo for computed values. Confidence: 0.85
- Never make page.tsx a client component. All client-side logic lives in components under /components, and page.tsx stays a server component. Confidence: 0.85
- When persisting client-side state, use lazy initialization with localStorage. Confidence: 0.85
- Always use useRef for stable, non-reactive state, especially...