エミュレータの準備公式に従うAndroid Studio EmulatorLearn how to set up the Android Emulator to test your app on a virtual Android device. If you don't have an Android device available to test with, we recommend using the default emulator that comes with Android Studio. If you run into any problems setting it up, follow the steps in this guide.https://docs.expo.dev/workflow/android-studio-emulator/
ビルドしてapkファイルを生成# 今回はpreviewビルド(expo-dev-toolは使わない) eas build --profile preview --platform android --local