결재 단계 목록 화면과 테스트 도입

lib/features/approvals/step/domain/repositories/approval_step_repository.dart

@@ -0,0 +1,16 @@
+import 'package:superport_v2/core/common/models/paginated_result.dart';
+
+import '../entities/approval_step_record.dart';
+
+abstract class ApprovalStepRepository {
+  Future<PaginatedResult<ApprovalStepRecord>> list({
+    int page = 1,
+    int pageSize = 20,
+    String? query,
+    int? statusId,
+    int? approverId,
+    int? approvalId,
+  });
+
+  Future<ApprovalStepRecord> fetchDetail(int id);
+}