chore: release client-v1.0.75

出库列表加商品编码精确搜索框 + 移除数据导入入口

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01YZ4DskSRKsSiheQonFtQvx

client/lib/providers/stock_out_provider.dart

@@ -24,6 +24,7 @@ class StockOutListNotifier extends AsyncNotifier<PageResult<StockOutOrder>> {
   String? _startDate;
   String? _endDate;
   String _keyword = '';
+  String _productCode = '';
   PageResult<StockOutOrder>? _cache;
 
   @override
@@ -46,6 +47,7 @@ class StockOutListNotifier extends AsyncNotifier<PageResult<StockOutOrder>> {
           startDate: _startDate,
           endDate: _endDate,
           keyword: _keyword.isEmpty ? null : _keyword,
+          productCode: _productCode.isEmpty ? null : _productCode,
           page: _page,
           pageSize: _pageSize,
         );
@@ -84,6 +86,13 @@ class StockOutListNotifier extends AsyncNotifier<PageResult<StockOutOrder>> {
     reload();
   }
 
+  /// 按商品编码精确反查（独立于 keyword）
+  void setProductCode(String code) {
+    _productCode = code;
+    _page = 1;
+    reload();
+  }
+
   void reload() {
     state = const AsyncValue.loading();
     _fetch().then((result) {