번호 자동 부여 대응 및 API 공통 처리 보강

lib/features/inventory/transactions/domain/entities/stock_transaction_input.dart

@@ -1,7 +1,6 @@
 /// 재고 트랜잭션 생성 입력 모델.
 class StockTransactionCreateInput {
   StockTransactionCreateInput({
-    this.transactionNo,
     required this.transactionTypeId,
     required this.transactionStatusId,
     required this.warehouseId,
@@ -14,7 +13,6 @@ class StockTransactionCreateInput {
     this.approval,
   });
 
-  final String? transactionNo;
   final int transactionTypeId;
   final int transactionStatusId;
   final int warehouseId;
@@ -29,8 +27,6 @@ class StockTransactionCreateInput {
   Map<String, dynamic> toPayload() {
     final sanitizedNote = note?.trim();
     return {
-      if (transactionNo != null && transactionNo!.trim().isNotEmpty)
-        'transaction_no': transactionNo,
       'transaction_type_id': transactionTypeId,
       'transaction_status_id': transactionStatusId,
       'warehouse_id': warehouseId,
@@ -213,23 +209,21 @@ class StockTransactionListFilter {
 /// 재고 트랜잭션 생성 시 결재(Approval) 정보를 담는 입력 모델.
 class StockTransactionApprovalInput {
   StockTransactionApprovalInput({
-    required this.approvalNo,
     required this.requestedById,
     this.approvalStatusId,
     this.note,
   });
 
-  final String approvalNo;
   final int requestedById;
   final int? approvalStatusId;
   final String? note;
 
   Map<String, dynamic> toJson() {
+    final trimmedNote = note?.trim();
     return {
-      'approval_no': approvalNo,
       if (approvalStatusId != null) 'approval_status_id': approvalStatusId,
       'requested_by_id': requestedById,
-      'note': note?.trim(),
+      if (trimmedNote != null && trimmedNote.isNotEmpty) 'note': trimmedNote,
     };
   }
 }