Combining our views

We have created CarDetailView, FormView, and CompleteOrderView, and we need to combine them all together. Open ContentView and replace Text("Content view") with the following code:

ZStack {
    NavigationView {
        ScrollView(.vertical) {
            VStack(spacing: 0) {
                CarDetailView()
                    .frame(height: 600)
                FormView()
                    .environmentObject(order)
          &...