Expo.io Argon React Native で React Native をはじめる〜開発環境作り〜 現状・条件MacBook Pro / macOS Catalina 10.15.3node@v12.14.1 / npm@6.13.4 ( by nodebrew )expo-cli@3.11.7Android Studio 3.5.3 f... 2020.01.31 Expo.ioReactReact NativemacOS