public IActionResult ToggleMaintenanceMode(HomeViewModel vm)
        {
            if (vm.IsMaintenanceOn)
            {
                _maintenanceCtrlSvc.LeaveMaintanence();
            }
            else
            {
                _maintenanceCtrlSvc.EnterMaintanence(vm.IsExpirationDateSpecified ? vm.ExpirationDate : null,
                                                     options => options.BypassAllAuthenticatedUsers());
            }

            return(RedirectToAction(nameof(Index)));
        }