添加 jwt_decoder 依赖；更新 AuthApi 枚举以支持获取录像列表；新增录像响应模型和相关状态管理；重构 AuthViewModel 以解析和存储 JWT 数据；更新 ScanQrCodePage 以处理用户鉴权和获取录像列表。

lib/features/auth/state/state_auth.dart

@@ -1,13 +1,33 @@
+import 'package:recording_tool/features/auth/model/model_auth.dart';
+import 'package:recording_tool/features/auth/model/model_jwt.dart';
+
 class AuthState {
-  const AuthState({this.isLoading = false, this.errorMessage});
+  const AuthState({
+    this.isLoading = false,
+    this.errorMessage,
+    this.jwtDecodedData,
+    this.recordList,
+  });
 
   final bool isLoading;
   final String? errorMessage;
 
-  AuthState copyWith({bool? isLoading, String? errorMessage}) {
+  /// 解析后的 TOKEN 数据
+  final JwtDecodedData? jwtDecodedData;
+
+  /// 赛事列表
+  final List<RecordListItem>? recordList;
+
+  AuthState copyWith({
+    bool? isLoading,
+    String? errorMessage,
+    JwtDecodedData? jwtDecodedData,
+    List<RecordListItem>? recordList,
+  }) {
     return AuthState(
       isLoading: isLoading ?? this.isLoading,
-      errorMessage: errorMessage,
+      errorMessage: errorMessage ?? this.errorMessage,
+      jwtDecodedData: jwtDecodedData ?? this.jwtDecodedData,
     );
   }
 }