import AppKit @MainActorenum MenuBarStatusItemPlacementPreflight {    static let preferredPositionPrefix = "NSStatusItem Preferred Position "    static let suspiciousPreferredPositionPadding: Double = 512     static func preferredPositionKey(autosaveName: String) -> String {        "\(self.preferredPositionPrefix)\(autosaveName)"    }     @discardableResult    static func prepare(        defaults: UserDefaults,        autosaveName: String,        legacyDefaultItemIndex: Int? = nil,        maximumPreferredPosition: Double? = currentMaximumPreferredPosition())        -> Bool    {        let key = self.preferredPositionKey(autosaveName: autosaveName)        var repaired = self.clearPreferredPositionIfNeeded(            defaults: defaults,            key: key,            maximumPreferredPosition: maximumPreferredPosition)        if let legacyDefaultItemIndex {            let legacyKey = self.preferredPositionKey(autosaveName: "Item-\(legacyDefaultItemIndex)")            repaired = self.clearPreferredPositionIfNeeded(                defaults: defaults,                key: legacyKey,                maximumPreferredPosition: maximumPreferredPosition) || repaired        }        return repaired    }     static func shouldClearPreferredPosition(_ value: Any, maximumPreferredPosition: Double?) -> Bool {        guard let number = value as? NSNumber else { return true }        let position = number.doubleValue        if position <= 0 {            return true        }        guard let maximumPreferredPosition else { return false }        return position > maximumPreferredPosition + self.suspiciousPreferredPositionPadding    }     private static func clearPreferredPositionIfNeeded(        defaults: UserDefaults,        key: String,        maximumPreferredPosition: Double?)        -> Bool    {        guard let value = defaults.object(forKey: key),              self.shouldClearPreferredPosition(value, maximumPreferredPosition: maximumPreferredPosition)        else { return false }        defaults.removeObject(forKey: key)        return true    }     private static func currentMaximumPreferredPosition() -> Double? {        NSScreen.screens.map { Double($0.frame.maxX) }.max()    }}