DeviceActivityMonitor

i have created an extension and changed the identifier to com.apple.deviceactivity.monitor-extension i subclassed DeviceActivityMonitor in my class and designated it as the principal class of my app extension but non of the methods doesn't get called when trying to monitor an activity what method will trigger the extension? is it center.startMonitoring(activity, during: schedule) in that case why non of my extension DeviceActivityMonitor methods doesn't gets called? why calling requestAuthorization on parent device always fails? can anyone upload some sample code that actually do something?

FamilyActivityPicker does not list installed apps on either of the guardian's or child's devices, it only lists the categories. It's not clear at this point whether FamilyActivityPicker needs to be called on the parent or the child device. The apps are now shown in the app running on the child device. They are not shown on the parent device. After successfully authorizing a child device via AuthorizationCenter.shared.requestAuthorization, DeviceActivityCenter.startMonitoring always results in an MonitoringError.unauthorized error. This appears to have been fixed. Even though an app is authorized to managed ScreenTime on a child device, the child can always just delete the app. This is fixed, parental sign-in is now required to delete the app. The DeviceActivityMonitor extension is launched at the start of the interval, so that's good as well. But there's still the critical issue where the parent app cannot list and set restricted apps installed on the child device. I'm still wondering whether the par