Detect iOS/iPadOS app running on Mac

    static var isMacCatalyst: Bool {
    #if targetEnvironment(macCatalyst)
        return true
    #else
        return false
    #endif
    }

    static var isiOSAppOnMac: Bool {
        guard #available(iOS 14.0, *)
        else {
            return false
        }
        return ProcessInfo.processInfo.isiOSAppOnMac
    }