ContentView.swift

struct ContentView: View {
    @StateObject var viewModel = ViewModel()
    @FocusState var isOrderIDFocused: Bool
    
    var body: some View {
        VStack {
            Text("Orders")
            TextField("Order ID", text: $viewModel.orderId, prompt: nil)
                .focused($isOrderIDFocused)
            Button("Search") {
                viewModel.search()
                isOrderIDFocused = false
            }
        }
        .padding()
    }
}