Identify the error in this SwiftUI code using searchable:

Identify the error in this SwiftUI code using searchable:

struct ContentView: View {
  @State var searchText = ""
  let items = ["One", "Two", "Three"]

  var filteredItems: [String] {
    items.filter { $0.contains(searchText) }
  }

  var body: some View {
    List(filteredItems, id: \.self) { item in
      Text(item)
    }
    .searchable(text: searchText)
  }
}