fix:优化表述

electron/services/exportService.ts

@@ -2006,6 +2006,11 @@ class ExportService {
       )
 
       const detailedExport: any = {
+        weflow: {
+          version: '1.0.3',
+          exportedAt: Math.floor(Date.now() / 1000),
+          generator: 'WeFlow'
+        },
         session: {
           wxid: sessionId,
           nickname: sessionNickname,

src/pages/WelcomePage.tsx

@@ -440,8 +440,8 @@ function WelcomePage({ standalone = false }: WelcomePageProps) {
                   <FolderOpen size={16} /> 浏览选择
                 </button>
               </div>
-              <div className="field-hint">请选择微信-设置-存储位置对应的目录</div>
-              <div className="field-hint" style={{ color: '#ff6b6b', marginTop: '4px' }}>⚠️ 目录路径不可包含中文，如有中文请去微信-设置-存储位置点击更改，迁移至全英文目录</div>
+              <div className="field-hint" style={{ color: '#ff6b6b', fontSize: '14px', fontWeight: '500' }}>请选择微信-设置-存储位置对应的目录</div>
+              <div className="field-hint" style={{ color: '#ff6b6b', marginTop: '4px', fontSize: '14px', fontWeight: '500' }}>⚠️ 目录路径不可包含中文，如有中文请去微信-设置-存储位置点击更改，迁移至全英文目录</div>
             </div>
           )}