Next.js + shadcn/ui Builder & Migration Tool Build production-grade Next.js applications or systematically migrate existing frontends to Next.js + shadcn/ui following strict design principles and best practices. Overview This skill handles two primary workflows: 1. Creating New Next.js Applications - Initialize projects with Next.js 15+ (App Router), shadcn/ui, and proper design system setup 2. Migrating Existing Frontends - Analyze any frontend codebase (React, Vue, Angular, vanilla JS) and systematically convert to Next.js + shadcn/ui Core Philosophy : 100% adherence to shadcn/ui design pri…