Native iOS appsthat Appleapproves first time.

// Views/ProductDetail.swift
struct ProductDetail: View {
    @StateObject var vm: ProductViewModel

    var body: some View {
        ScrollView {
            AsyncImage(url: vm.product.imageURL)
                .frame(height: 300)
            Text(vm.product.name)
                .font(.title.bold())
            BuyButton(action: vm.purchase)
                .disabled(vm.isPurchasing)
        }
        .task { await vm.loadReviews() }
    }
}
// SwiftUI. Async/await. StateObject. App Store ready.