The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/setup-dotnet@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/

Nullability of reference types in return type of 'string? DeviceRegistration.UserId.get' doesn't match implicitly implemented member 'string IDeviceRegistration.UserId.get' (possibly because of nullability attributes).

Nullability of reference types in return type of 'string? DeviceRegistration.DeviceIdentifier.get' doesn't match implicitly implemented member 'string IDeviceRegistration.DeviceIdentifier.get' (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.

Non-nullable property 'PushNotificationServiceHandle' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

Non-nullable property 'Platform' must contain a non-null value when exiting constructor. Consider declaring the property as nullable.

'RuntimePlatform.UWP' is obsolete: 'Use Windows instead'

Nullability of reference types in return type of 'string? DeviceRegistration.UserId.get' doesn't match implicitly implemented member 'string IDeviceRegistration.UserId.get' (possibly because of nullability attributes).

Nullability of reference types in return type of 'string? DeviceRegistration.DeviceIdentifier.get' doesn't match implicitly implemented member 'string IDeviceRegistration.DeviceIdentifier.get' (possibly because of nullability attributes).

Cannot convert null literal to non-nullable reference type.