提交预约，相关修改

ln_jq_app/lib/common/model/station_model.dart

@@ -0,0 +1,26 @@
+class StationModel {
+  final String hydrogenId;
+  final String name;
+  final String address;
+  final String price;
+  final String siteStatusName; // 例如 "维修中"
+
+  StationModel({
+    required this.hydrogenId,
+    required this.name,
+    required this.address,
+    required this.price,
+    required this.siteStatusName,
+  });
+
+  // 从 JSON map 创建对象的工厂构造函数
+  factory StationModel.fromJson(Map<String, dynamic> json) {
+    return StationModel(
+      hydrogenId: json['hydrogenId'] ?? '',
+      name: json['name'] ?? '未知站点',
+      address: json['address'] ?? '地址未知',
+      price: json['price']?.toString() ?? '0.00',
+      siteStatusName: json['siteStatusName'] ?? '',
+    );
+  }
+}