【SwiftUI】 ハーフモーダルを使う方法(presentationDetents)

import SwiftUI

struct ContentView: View {
    @State var showModalSheet = false

    var body: some View {
        Button("ハーフモーダルを開く") {
            showModalSheet = true
        }
        .sheet(isPresented: $showModalSheet) {
            ZStack {
                Text("ハーフモーダル")
            }
            .presentationDetents([.large, .height(400), .fraction(0.5)])
//            .presentationDetents([.large])
//            .presentationDetents([.fraction(1)])
//            .presentationDetents([.height(400)])
        }
    }
}

func presentationDetents(_ detents: Set<PresentationDetent>) -> some View