Programmatic navigation

ShopContainerView.swift

struct ShopContainerView: View {
    @StateObject private var store = Store()
    @State private var path: [Product] = []

    var body: some View {
        NavigationStack(path: $path) {
            List(store.products) { product in
                NavigationLink(product.title, value: product)
            }
            .task { await store.fetch() }
            .navigationDestination(for: Product.self) { product in
                ProductView(product: product)
                    .toolbar {
                        Button("Show similar") {
                            path.append(product.similar[0])
                        }
                    }
            }
        }
    }
}