Map 3 first commit: files, groups and layout

[rbdr/map] / Map / MapApp.swift

import SwiftUI

@main
struct MapApp: App {
  var body: some Scene {
    DocumentGroup(newDocument: MapDocument()) { file in
      MapEditor(document: file.$document, url: file.fileURL)
    }.commands {
      MapCommands()
    }
  }
}