lazy var themeController = NuguThemeController()
private lazy var voiceChromePresenter = VoiceChromePresenter(
nuguClient: NuguCentralManager.shared.client,
themeController: themeController
private lazy var displayWebViewPresenter = DisplayWebViewPresenter(
nuguClient: NuguCentralManager.shared.client,
clientInfo: ["buttonColor": "white"],
themeController: themeController
private lazy var audioDisplayViewPresenter = AudioDisplayViewPresenter(
nuguClient: NuguCentralManager.shared.client,
themeController: themeController
ex> themeController.theme = .dark