Completing the Restaurant Detail screen

You now have a SwiftUI map view displaying a map. Now, you'll create a new SwiftUI view to represent the Restaurant Detail screen and add the map view to it. Follow these steps:

1. Choose File | New | File to open the template selector.
2. iOS should already be selected. In the User Interface section, click SwiftUI View and click Next.
3. Name the new file RestaurantDetail.swift and click Create. RestaurantDetail.swift appears in the Project navigator.
4. Declare and define the RestaurantDetail and RestaurantDetail_Previews structures, as shown:

   import SwiftUI
   struct RestaurantDetail: View {  
       var selectedRestaurant: RestaurantItem
       var body: some View {
           VStack {
             MapView(lat: selectedRestaurant.lat , long:
              ...