format flow import { NavigationContainer } from '@react-navigation/native' ; import React , { ReactNode } from 'react' ; import { StatusBar } from 'react-native' ; import MainNavigator from './navigation/Navigator' ; const App = ( ) => { return ( < NavigationContainer > < StatusBar barStyle = "light-content" / > < MainNavigator /> < /NavigationContainer>); } ; export default App ;