text: import { createBottomTabNavigator } from 'react-navigation';
  import Map from './Screens/Map'
  import NewPoi from './Screens/NewPoi';
  import FoamMap from './Screens/FoamMap';
  
  import {createStackNavigator, createAppContainer} from 'react-navigation';
  
  const App = createStackNavigator({
    "Foam/Map": Map,
    "Foam/NewPoi": NewPoi,
  });
  
  App.navigationOptions = {
    // Hide the header from AppNavigator stack
    header: null,
  };
  
  
  export default createAppContainer(App)
  