Photos iOS 13.6 to 14.0 API Differences

PHError.h
Added PHPhotosError
Added PHPhotosErrorNetworkAccessRequired
PHLivePhoto.h
Modified PHLivePhoto
Protocols
FromNSCopying, NSSecureCoding
ToNSCopying, NSItemProviderReading, NSSecureCoding

PHPhotoLibrary.h
Added PHAuthorizationStatusLimited
Added PHAccessLevel
Added PHAccessLevelAddOnly
Added PHAccessLevelReadWrite
Added +[PHPhotoLibrary authorizationStatusForAccessLevel:]
Added +[PHPhotoLibrary requestAuthorizationForAccessLevel:handler:]
Modified +[PHPhotoLibrary authorizationStatus]
AvailabilityReplacement
FromAvailablenone
ToDeprecated+authorizationStatusForAccessLevel:

Modified +[PHPhotoLibrary requestAuthorization:]
AvailabilityReplacement
FromAvailablenone
ToDeprecated+requestAuthorizationForAccessLevel:handler: