Next.js Validator Validates Next.js 16 configuration and prevents deprecated patterns. AI assistants often generate Next.js 14/15 patterns - this skill enforces Next.js 16. When This Activates - Setting up a new Next.js project - Before any Next.js development work - Auditing existing Next.js projects - After AI generates Next.js code - CI/CD pipeline validation Quick Start What Gets Checked 1. Package Version 2. Proxy vs Middleware GOOD - Next.js 16: BAD - Deprecated: 3. App Router Structure GOOD: BAD - Pages Router (deprecated): 4. Cache Components & GOOD - Next.js 16: 5. Server Actions GOO…