feat(credit): 新增附近企业批量导入功能并优化数据表结构

- 新增 importCreditNearbyCompanyMulti 函数支持多文件同时导入
- 提取 buildImportFormData 工具函数统一处理文件上传逻辑
- 在信用公司页面新增批量导入按钮和上传图标组件
- 将限制高消费表格中的发生时间字段从 occurrenceTime 改为 releaseDate
- 调整股权冻结页面的数据状态列顺序和显示逻辑
- 移除附近企业页面中重复和不必要的表格列配置
- 修改附近企业页面通信地址邮箱列为正确的通信地址邮编
- 更新开发环境配置文件启用本地 API 地址并

src/api/credit/creditNearbyCompany/index.ts

@@ -115,11 +115,7 @@ export async function importCreditNearbyCompany(
   file: File,
   companyId?: number
 ) {
-  const formData = new FormData();
-  formData.append('file', file);
-  if (companyId != null) {
-    formData.append('companyId', String(companyId));
-  }
+  const formData = buildImportFormData(file, companyId);
   const res = await request.post<ApiResult<unknown>>(
     '/credit/credit-nearby-company/import',
     formData,
@@ -135,6 +131,49 @@ export async function importCreditNearbyCompany(
   return Promise.reject(new Error(res.data.message));
 }
 
+/**
+ * 导入附近企业（多文件，同一次请求）
+ *
+ * 约定：后端需支持 multipart 同名字段 `file` 多次出现（常见于 MultipartFile[] file）
+ */
+export async function importCreditNearbyCompanyMulti(
+  files: File[] | FileList,
+  companyId?: number
+) {
+  const formData = buildImportFormData(files, companyId);
+  const res = await request.post<ApiResult<unknown>>(
+    '/credit/credit-nearby-company/import',
+    formData,
+    {
+      headers: {
+        'Content-Type': 'multipart/form-data'
+      }
+    }
+  );
+  if (res.data.code === 0) {
+    return res.data.message;
+  }
+  return Promise.reject(new Error(res.data.message));
+}
+
+function buildImportFormData(
+  fileOrFiles: File | File[] | FileList,
+  companyId?: number
+) {
+  const formData = new FormData();
+  if (Array.isArray(fileOrFiles)) {
+    fileOrFiles.forEach((f) => formData.append('file', f));
+  } else if (fileOrFiles instanceof FileList) {
+    Array.from(fileOrFiles).forEach((f) => formData.append('file', f));
+  } else {
+    formData.append('file', fileOrFiles);
+  }
+  if (companyId != null) {
+    formData.append('companyId', String(companyId));
+  }
+  return formData;
+}
+
 export interface ImportBatchCreditNearbyCompanyItem {
   fileName: string;
   success: boolean;