import AppKit extension StatusItemController {    func prepareForAppShutdown() {        guard !self.hasPreparedForAppShutdown else { return }        self.hasPreparedForAppShutdown = true        #if DEBUG        self.isReleasedForTesting = true        #endif         let openMenus = Array(self.openMenus.values)        for menu in openMenus {            menu.cancelTrackingWithoutAnimation()            self.forgetClosedMenu(menu)        }         self.cancelShutdownTasks()        self.clearShutdownMenuState()        self.removeShutdownStatusItems()        self.creditsPurchaseWindow?.close()        self.creditsPurchaseWindow = nil    }     private func cancelShutdownTasks() {        self.blinkTask?.cancel()        self.blinkTask = nil        self.menuBarCountdownRefreshTask?.cancel()        self.menuBarCountdownRefreshTask = nil        self.loginTask?.cancel()        self.loginTask = nil        self.manualRefreshTask?.cancel()        self.manualRefreshTask = nil        self.menuCardRefreshMonitor.endManualRefresh()        self.screenChangeVisibilityTask?.cancel()        self.screenChangeVisibilityTask = nil        self.pendingScreenChangePreviousCount = nil        self.animationDriver?.stop()        self.animationDriver = nil        self.animationPhase = 0        self.blinkForceUntil = nil        self.blinkStates.removeAll(keepingCapacity: false)        self.blinkAmounts.removeAll(keepingCapacity: false)        self.wiggleAmounts.removeAll(keepingCapacity: false)        self.tiltAmounts.removeAll(keepingCapacity: false)        self.quotaWarningFlashUntil.removeAll(keepingCapacity: false)        for task in self.quotaWarningFlashTasks.values {            task.cancel()        }        self.quotaWarningFlashTasks.removeAll(keepingCapacity: false)         for task in self.menuRefreshTasks.values {            task.cancel()        }        self.cancelAllClosedMenuRebuilds()        for task in self.openMenuRebuildTasks.values {            task.cancel()        }        self.openMenuInvalidationRetryTask?.cancel()        self.openMenuInvalidationRetryTask = nil        self.codexAccountMenuProjectionRevalidationTask?.cancel()        self.codexAccountMenuProjectionRevalidationTask = nil        self.providerSelectionUIRefreshTask?.cancel()        self.providerSelectionUIRefreshTask = nil        self.deferredMergedIconRenderAfterTracking = false        self.providerSwitcherPointerInteractionMenuID = nil        self.pendingProviderSwitcherPointerRebuild = nil    }     private func clearShutdownMenuState() {        self.removeProviderSwitcherShortcutMonitor()        self.menuRefreshTasks.removeAll(keepingCapacity: false)        self.closedMenuRebuildTasks.removeAll(keepingCapacity: false)        self.closedMenuRebuildRequests.cancelAll()        self.openMenuRebuildTasks.removeAll(keepingCapacity: false)        self.openMenuRebuildRequests.cancelAll()        self.openMenuRebuildsClosingHostedSubviewMenus.removeAll(keepingCapacity: false)        self.menuSession.clearMenuTracking()        self.openMenus.removeAll(keepingCapacity: false)        self.highlightedMenuItems.removeAll(keepingCapacity: false)        self.menuCardHeightCache.removeAll(keepingCapacity: false)        self.measuredStandardMenuWidthCache.removeAll(keepingCapacity: false)        self.mergedSwitcherContentCaches.removeAll(keepingCapacity: false)        self.menuProviders.removeAll(keepingCapacity: false)        self.menuReadinessSignatures.removeAll(keepingCapacity: false)        self.menuIdentitySignatures.removeAll(keepingCapacity: false)        self.providerMenus.removeAll(keepingCapacity: false)        self.mergedMenu = nil        self.fallbackMenu = nil    }     private func removeShutdownStatusItems() {        self.statusItem.menu = nil        self.statusBar.removeStatusItem(self.statusItem)         for item in self.statusItems.values {            item.menu = nil            self.statusBar.removeStatusItem(item)        }        self.statusItems.removeAll(keepingCapacity: false)        self.lastAppliedProviderIconRenderSignatures.removeAll(keepingCapacity: false)    }     #if DEBUG    func releaseStatusItemsForTesting() {        self.prepareForAppShutdown()    }    #endif}