struct ContentView: View {
   var body: some View {
      TabView {
         Tab("Home", systemImage: "book.circle") {
            Text("Main Screen")
         }
         Tab("Settings", systemImage: "gear") {
            Text("Settings")
         }
      }
      .tabViewStyle(.sidebarAdaptable)
      .tabViewSidebarHeader {
         Text("My Menu")
            .padding()
      }
   }
}