feat:增加博客卡片内容

lib/models/common.dart

@@ -0,0 +1,37 @@
+import 'package:json_annotation/json_annotation.dart';
+
+part 'common.g.dart';
+
+@JsonSerializable(genericArgumentFactories: true)
+class PageResult<T> {
+  @JsonKey(name: 'records')
+  final List<T> records;
+
+  @JsonKey(name: 'total')
+  final int total;
+
+  @JsonKey(name: 'size')
+  final int size;
+
+  @JsonKey(name: 'current')
+  final int current;
+
+  @JsonKey(name: 'pages')
+  final int pages;
+
+  const PageResult({
+    required this.records,
+    required this.total,
+    required this.size,
+    required this.current,
+    required this.pages,
+  });
+
+  factory PageResult.fromJson(
+    Map<String, dynamic> json,
+    T Function(Object? json) fromJsonT,
+  ) => _$PageResultFromJson(json, fromJsonT);
+
+  Map<String, dynamic> toJson(Object? Function(T value) toJsonT) =>
+      _$PageResultToJson(this, toJsonT);
+}