import SwiftUI

struct GridDemo: View {
  let columns = [GridItem(.flexible()), GridItem(.flexible())]
  var body: some View {
    LazyVGrid(columns: columns, spacing: 12) {
      ForEach(1...6, id: \.self) { i in
        Text("Item \(i)")
          .frame(maxWidth: .infinity)
          .padding(12)
          .background(.blue.opacity(0.1))
          .cornerRadius(8)
      }
    }.padding()
  }
}

                    

import SwiftUI

struct ContentView: View {
  var body: some View { GridDemo() }
}

                    

import SwiftUI

@main
struct MyApp: App {
  var body: some Scene { WindowGroup { ContentView() } }
}