fix: 特批附件归口佐证材料区上传并修复类型被重置为其他文件

src/views/business/components/contract-attachment-section.vue

@@ -203,11 +203,11 @@ export const resolveAttachmentTypeDictCode = (location, fallback = CONTRACT_ATTA
 export const defaultContractAttachmentTypeOptions = [
   { label: '用印材料', value: '用印材料' },
   { label: '双章归档文件', value: '双章归档文件' },
-  // 高风险/黑名单客商合同必传，后端按 fileType=特批说明 校验与转传特批（与后端 HcsSyncConstant.ATTACHMENT_TYPE_SPEC_EXPLANATION 对齐）
-  { label: '特批说明', value: '特批说明' },
   { label: '其他文件', value: CONTRACT_ATTACHMENT_TYPE_OTHER },
 ];
+// 特批附件归口附件（佐证材料等）区上传：高风险/黑名单客商合同必传，后端按 fileType=特批附件 校验并挂特批面板（与后端 HcsSyncConstant.ATTACHMENT_TYPE_SPEC_EXPLANATION 对齐）
 export const defaultContractSupportingAttachmentTypeOptions = [
+  { label: '特批附件', value: '特批附件' },
   { label: '其他文件', value: CONTRACT_ATTACHMENT_TYPE_OTHER },
 ];
 /** @deprecated 兼容旧引用，实际选项由业务字典动态加载 */
@@ -301,6 +301,8 @@ export const resolveContractAttachmentType = (
     item => String(item.label) === aliasedFileType || String(item.label) === rawFileType
   );
   if (matchedByLabel) return matchedByLabel.value;
+  // 行已带类型但字典未命中（如历史保存值、字典缺失）时保留原值，避免重开页面时被降级为其他文件
+  if (rawFileType) return aliasedFileType;
   const fileName = normalizeAttachmentTypeText(attachmentName(row));
   if (!fileName) return otherType;
   const matched = list
@@ -643,7 +645,7 @@ export default {
           this.contractAttachmentTypeOptions
         );
       } else {
-        this.uploadDialogType = this.defaultAttachmentType;
+        this.uploadDialogType = this.uploadDialogType || this.defaultAttachmentType;
       }
       this.$message.success('上传成功');
     },