Add ShakeViewModifier

Examples/xx-messenger/Sources/AppCore/SharedUI/ShakeViewModifier.swift

+import SwiftUI
+
+struct ShakeViewModifier: ViewModifier {
+  var action: () -> Void
+
+  func body(content: Content) -> some View {
+    content.onReceive(
+      NotificationCenter.default.publisher(
+        for: UIDevice.deviceDidShakeNotification
+      ),
+      perform: { _ in
+        action()
+      }
+    )
+  }
+}
+
+extension View {
+  public func onShake(perform action: @escaping () -> Void) -> some View {
+    modifier(ShakeViewModifier(action: action))
+  }
+}
+
+extension UIDevice {
+  static let deviceDidShakeNotification = Notification.Name(
+    rawValue: "deviceDidShakeNotification"
+  )
+}
+
+extension UIWindow {
+  open override func motionEnded(
+    _ motion: UIEvent.EventSubtype,
+    with event: UIEvent?
+  ) {
+    super.motionEnded(motion, with: event)
+    guard motion == .motionShake else { return }
+    NotificationCenter.default.post(
+      name: UIDevice.deviceDidShakeNotification,
+      object: nil
+    )
+  }
+}