Drawing segments of a circle in SwiftUI

Circles.swift

import SwiftUI

extension Color {
    static var random: Color {
        return Color(
            red: .random(in: 0...1),
            green: .random(in: 0...1),
            blue: .random(in: 0...1)
        )
    }
}

struct ContentView: View {
    @State var sections: Double = 3
    var body: some View {
        Slider(value: $sections, in: 2...20, step: 1)
        ZStack {
            ForEach(0..<20) { index in
                Circle()
                    .trim(from: 0.017, to: (1/CGFloat(sections)) - (0.017))
                    .rotation(.degrees(Double(CGFloat(index) * CGFloat(360/sections))))
                    .rotation(.degrees(-90))
                   .stroke(Color.random ,style: StrokeStyle(lineWidth: 50, lineCap: .round))
                   .frame(width: 520, height: 520)
            }
            Circle()
                .frame(width: 425, height: 425)
            Text("")
                .font(.system(size: 420, weight: .light, design: .serif))
                .foregroundColor(.black)
            
        }.padding(50)
    }
}