Stabilize iOS/watchOS/tvOS apps and add cross-platform audit remediation

iphone/Werkout_ios/subview/PlayerUIView.swift

@@ -21,7 +21,8 @@ class PlayerUIView: UIView {
     }
     
     required init?(coder: NSCoder) {
-        fatalError("init(coder:) has not been implemented")
+        super.init(coder: coder)
+        self.playerSetup(player: AVPlayer())
     }
     
     init(player: AVPlayer) {
@@ -76,11 +77,20 @@ struct PlayerView: UIViewRepresentable {
     }
     
     func updateUIView(_ uiView: PlayerUIView, context: UIViewRepresentableContext<PlayerView>) {
+        if uiView.playerLayer.player !== player {
+            uiView.playerLayer.player?.pause()
+        }
         uiView.playerLayer.player = player
         
         //Add player observer.
         uiView.setObserver()
     }
+
+    static func dismantleUIView(_ uiView: PlayerUIView, coordinator: ()) {
+        uiView.playerLayer.player?.pause()
+        uiView.playerLayer.player = nil
+        NotificationCenter.default.removeObserver(uiView)
+    }
 }
 
 class VideoURLCreator {