二维码池批量上传与认证图片预览修复

- 后端新增批量创建二维码接口 POST /admin/chats/qrcodes/batch
- 前端二维码管理页支持多图拖拽批量上传
- 注册 qrcode 图片压缩场景(maxSide=2560, quality=0.95)
- 后端 normalizeScene 注册 qrcode scene
- 增强 AuthImage 组件支持 el-image 大图预览(previewSrcList)
- 修复 WithdrawalDetailDialog 提现凭证图片 401 问题
- 删除重复的 components/AuthImage.vue，统一使用共享组件
- 提交3剩余: 会话列表群类型图标、发布成功跳群、管理端路由等

frontend/src/features/admin/components/WithdrawalDetailDialog.vue

@@ -5,6 +5,7 @@ import { ref } from 'vue'
 import type { WithdrawalDetail } from '@/features/admin/api/adminWithdrawal'
 import { reviewWithdrawal, confirmPayment } from '@/features/admin/api/adminWithdrawal'
 import { formatCent } from '@/shared/utils/money'
+import AuthImage from '@/shared/components/business/AuthImage.vue'
 
 const props = defineProps<{
   modelValue: boolean
@@ -200,14 +201,14 @@ function accountTypeLabel(type: string) {
           :span="2"
         >
           <div style="display: flex; gap: 8px; flex-wrap: wrap">
-            <el-image
+            <AuthImage
               v-for="(url, idx) in withdrawal.certificate_urls"
               :key="idx"
-              :src="url"
+              :source="url"
+              :admin="true"
               :preview-src-list="withdrawal.certificate_urls"
-              :initial-index="idx"
               fit="cover"
-              style="width: 100px; height: 100px; border-radius: 4px; cursor: pointer"
+              :image-style="{ width: '100px', height: '100px', borderRadius: '4px', cursor: 'pointer' }"
             />
           </div>
         </el-descriptions-item>