feat: add payment card grouping and analysis

lib/services/sms_scan/subscription_converter.dart

@@ -1,21 +1,21 @@
 import '../../models/subscription.dart';
-import '../../models/subscription_model.dart';
+import 'sms_scan_result.dart';
 
 class SubscriptionConverter {
   // SubscriptionModel 리스트를 Subscription 리스트로 변환
-  List<Subscription> convertModelsToSubscriptions(
-      List<SubscriptionModel> models) {
+  List<Subscription> convertResultsToSubscriptions(
+      List<SmsScanResult> results) {
     final result = <Subscription>[];
 
-    for (var model in models) {
+    for (final smsResult in results) {
       try {
-        final subscription = _convertSingle(model);
+        final subscription = _convertSingle(smsResult);
         result.add(subscription);
 
         // 개발 편의를 위한 디버그 로그
         // ignore: avoid_print
         print(
-            '모델 변환 성공: ${model.serviceName}, 카테고리ID: ${model.categoryId}, URL: ${model.websiteUrl}, 통화: ${model.currency}');
+            '모델 변환 성공: ${smsResult.model.serviceName}, 카테고리ID: ${smsResult.model.categoryId}, URL: ${smsResult.model.websiteUrl}, 통화: ${smsResult.model.currency}');
       } catch (e) {
         // ignore: avoid_print
         print('모델 변환 중 오류 발생: $e');
@@ -26,7 +26,8 @@ class SubscriptionConverter {
   }
 
   // 단일 모델 변환
-  Subscription _convertSingle(SubscriptionModel model) {
+  Subscription _convertSingle(SmsScanResult result) {
+    final model = result.model;
     return Subscription(
       id: model.id,
       serviceName: model.serviceName,
@@ -38,6 +39,8 @@ class SubscriptionConverter {
       lastPaymentDate: model.lastPaymentDate,
       websiteUrl: model.websiteUrl,
       currency: model.currency,
+      paymentCardId: model.paymentCardId,
+      paymentCardSuggestion: result.cardSuggestion,
     );
   }