MainApplication

MainApplication.java

public class MainApplication extends Application implements ReactApplication {
    private final ReactNativeHost mReactNativeHost = new ReactNativeHost(this) {
        ...

        @Override
        protected List<ReactPackage> getPackages() {
            return Arrays.<ReactPackage>asList(
                new MainReactPackage(),
                new RNConfigPackage(),
                ...
            );
        }
    };
    
    ...
}