react-native-mobile-dev

Mobile app development with React Native and Expo using production-ready patterns. Use when (1) user is building a mobile app, (2) user asks about mobile architecture or best practices, (3) user needs help with React Native components, navigation, state management, or data fetching, (4) user mentions "mobile", "React Native", "Expo", "RN", "iOS app", or "Android app", (5) user wants to create a new React Native app.