import 'package:freezed_annotation/freezed_annotation.dart'; part 'file_info.freezed.dart'; part 'file_info.g.dart'; @freezed sealed class FileInfo with _$FileInfo { const factory FileInfo({ required String id, required String filename, required String originalFilename, required int size, required String mimeType, required DateTime createdAt, required DateTime updatedAt, String? userId, String? hash, Map? metadata, }) = _FileInfo; factory FileInfo.fromJson(Map json) => _$FileInfoFromJson(json); }