初始化项目

bin/domain/entities/photo.dart

@@ -0,0 +1,37 @@
+class Photo {
+  final int id;
+  final int albumId;
+  final String filePath;
+  final String fileName;
+  final int fileSize;
+  final String mimeType;
+  final int? width;
+  final int? height;
+  final DateTime createdAt;
+
+  Photo({
+    required this.id,
+    required this.albumId,
+    required this.filePath,
+    required this.fileName,
+    required this.fileSize,
+    required this.mimeType,
+    this.width,
+    this.height,
+    required this.createdAt,
+  });
+
+  Map<String, dynamic> toJson() {
+    return {
+      'id': id,
+      'albumId': albumId,
+      'filePath': filePath,
+      'fileName': fileName,
+      'fileSize': fileSize,
+      'mimeType': mimeType,
+      'width': width,
+      'height': height,
+      'createdAt': createdAt.toIso8601String(),
+    };
+  }
+}