let authStatus = PHPhotoLibrary.authorizationStatus(for: .readWrite)
let fetchResult = PHAsset.fetchAssets(withLocalIdentifiers: selectedAssetIDs, options: nil)
print("[AlbumCreation] authStatus=\(authStatus.rawValue) IDs=\(selectedAssetIDs.count) PHAsset匹配=\(fetchResult.count)") // result is: [AlbumCreation] authStatus=3 IDs=3 PHAsset匹配=3
var config = PHPickerConfiguration(photoLibrary: .shared())
config.preselectedAssetIdentifiers = selectedAssetIDs
config.selectionLimit = 0
let picker = PHPickerViewController(configuration: config)
picker.delegate = self
present(picker, animated: true)
