fix: complete first version issue remediation

src/apps/client/ClientEnterpriseAuthPage.tsx

@@ -10,6 +10,7 @@ import {
 } from 'lucide-react';
 import { Button, FileActions, Input, Select, Textarea } from '@/components/ui';
 import { clientApi, type EnterpriseCertification, type FileObject, type FileRef } from '@/api/adminApi';
+import { displayFileName } from '@/utils/fileName';
 
 type AuthStep = 'overview' | 'profile' | 'method' | 'recharge' | 'face' | 'faceScan' | 'pending' | 'success' | 'failed';
 type AuthMethod = 'face' | 'recharge';
@@ -59,7 +60,7 @@ function UploadPanel({ file, uploading, onFile }: { file: FileObject | null; upl
   return (
     <label className="enterprise-upload">
       <Upload size={38} />
-      <strong>{uploading ? '上传中...' : file?.fileName ?? '点击上传'}</strong>
+      <strong>{uploading ? '上传中...' : file ? displayFileName(file.fileName) : '点击上传'}</strong>
       <FileActions file={fileRef} />
       <input
         accept="image/png,image/jpeg,image/webp,application/pdf"