SwiftUI hug content, take parameter to extracted view and put elements inside

container.swift

import SwiftUI

struct SubscriptionView: View {
    var body: some View {
      AppBackgroundView{
        Text(/*@START_MENU_TOKEN@*/"Hello, World!"/*@END_MENU_TOKEN@*/)

      }

    }
}

struct SubscriptionView_Previews: PreviewProvider {
    static var previews: some View {
        SubscriptionView()
    }
}

struct AppBackgroundView<Content:View>: View
{
  let viewBuilder: () -> Content
  var body: some View
  {
    ZStack
    {
      Color.blue
      viewBuilder()
    }
  }
}