NavigationTitle in LiquidGlass style

Hello everyone. I want to do navigationTitle (located on the top side on MacOS system) in LiquidGlass style. now my solution look like:

just black rectangle. But i want like this:

opacity and LiquidGlass. Like in Photo app in MacOS. Please help me, thank you in advance.

My code:

struct RootView: View {
    @Environment(\.horizontalSizeClass) var hSize

    var body: some View {
        if hSize == .regular {
            DesktopLayout()
                .navigationTitle("title")
                .toolbarBackground(.ultraThinMaterial, for: .automatic)
        } else {
            MobileLayout()
        }
    }
}