Full Stack React Native Tutorial for Beginners in 2026

A beginner-friendly full-stack mobile app tutorial using React Native and Expo. Covers building a grocery list app with four screens (authentication, list, planner, insights) that runs on both iOS and Android. The tech stack includes PostgreSQL with Drizzle ORM on Neon, Clerk for authentication (Google, Apple, GitHub OAuth), NativeWind (Tailwind CSS for React Native), and Zustand for state management. Topics covered include project setup with Expo CLI, file-based routing, React vs React Native component differences, NativeWind configuration, Clerk authentication integration with pre-built UI components, development builds, and GitHub deployment.