fix(订单表单): 修复物料导入对话框中确认数量默认值错误

src/components/order-form/material-import-dialog.vue

@@ -495,10 +495,12 @@ export default {
         this.confirmLoading = true
 
         // 转换为物料明细格式，格式化数字字段
-        const importedMaterials = this.selectedMaterials.map((material) => {
+        /** @type {TransformedMaterialItem[]} */
+        const materIalList = this.selectedMaterials
+        const importedMaterials = materIalList.map((material) => {
           // 验证和格式化可用数量
           const availableQuantityValidation = validateNumber(material.availableQuantity)
-          
+
           return {
             id: generateUniqueId(),
             itemId: material.itemId || material.id,
@@ -511,7 +513,7 @@ export default {
             warehouseName: material.warehouseName,
             availableQuantity: availableQuantityValidation.isValid ? preciseRound(availableQuantityValidation.value, 4) : 0,
             orderQuantity: 1, // 默认订单数量为1
-            confirmQuantity: 0,
+            confirmQuantity: 1,
             unitPrice: 0, // 默认单价为0，4位浮点型
             taxRate: 0, // 默认税率为0，4位浮点型
             taxAmount: 0, // 默认税额为0，2位小数