fix(admin): 用户列表角色列改为中文显示（roleLabel 映射）

admin-frontend-vue/src/pages/account/UsersPage.vue

@@ -2,6 +2,7 @@
 import { computed, onMounted, reactive, ref } from 'vue'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import type { AdminUser } from '@/types/admin'
+import { roleLabel } from '@/types/admin'
 import { deleteUser, fetchUserList } from '@/api/users'
 import { createUserFilterState, toUserListParams } from './users-filter'
 import { totalPageCount } from './user-pagination'
@@ -108,7 +109,11 @@ onMounted(loadUsers)
       <el-table v-loading="loading" :data="rows" stripe>
         <el-table-column prop="id" label="ID" width="90" />
         <el-table-column prop="username" label="用户名" min-width="180" />
-        <el-table-column prop="role" label="角色" width="140" />
+        <el-table-column label="角色" width="140">
+          <template #default="{ row }">
+            <span>{{ roleLabel(row.role) }}</span>
+          </template>
+        </el-table-column>
         <el-table-column prop="creatorUsername" label="所属管理员" width="160" />
         <el-table-column prop="createdAt" label="创建时间" width="180" />
         <el-table-column label="操作" width="120" fixed="right">