Dynamic stack container

EmbedInStack.swift

extension View {
    func embedInStack() -> some View {
        modifier(EmbedInStack())
    }
}

struct EmbedInStack: ViewModifier {
    @Environment(\.sizeCategory) var sizeCategory

    func body(content: Content) -> some View {
        Group {
            if sizeCategory > ContentSizeCategory.medium {
                VStack { content }
            } else {
                HStack { content }
            }
        }
    }
}