Improves behaviour of dark/light changes on iOS

Multiplatform/Shared/AppDefaults.swift

@@ -134,7 +134,9 @@ final class AppDefaults: ObservableObject {
 		}
 		set {
 			AppDefaults.store.set(newValue.rawValue, forKey: Key.userInterfaceColorPalette)
-			objectWillChange.send()
+			DispatchQueue.main.asyncAfter(deadline: .now() + 0.5, execute: {
+				self.objectWillChange.send()
+			})
 		}
 	}
 	

Multiplatform/Shared/MainApp.swift

@@ -93,7 +93,7 @@ struct MainApp: App {
 				.onAppear { refreshProgress.startup() }
 				.environmentObject(refreshProgress)
 				.environmentObject(defaults)
-				.modifier(PreferredColorSchemeModifier(preferredColorScheme: defaults.userInterfaceColorPalette))
+				.preferredColorScheme(AppDefaults.userInterfaceColorScheme)
 		}
 		.commands {
 			CommandGroup(after: .newItem, addition: {

Multiplatform/Shared/Sidebar/SidebarToolbarModifier.swift

@@ -94,7 +94,8 @@ struct SidebarToolbarModifier: ViewModifier {
 					AddFolderView()
 				}
 				if viewModel.sheetToShow == .settings {
-					SettingsView().modifier(PreferredColorSchemeModifier(preferredColorScheme: defaults.userInterfaceColorPalette))
+					SettingsView()
+						.preferredColorScheme(AppDefaults.userInterfaceColorScheme)
 				}
 			}
 		#else