d

iOS/src/Main.Platform.swift

@@ -7,6 +7,7 @@ extension Main {
   class Core: UIViewController {
     let didSelectButton = PassthroughSubject<Int, Never>()
     var buttons = [UIButton]()
+    var subscriptions = [AnyCancellable]()
 
     override func viewDidLoad() {
       super.viewDidLoad()

iOS/src/Main.SectionSelection.swift

@@ -15,7 +15,7 @@ extension Main {
       }
 
       // Выводим номер нажатой кнопки.
-      didSelectButton
+      core.didSelectButton
         .sink { i in print("ИГР MainSS.setupC didSB: '\(i)'") }
         .store(in: &core.subscriptions)
     }