feat: 账号列表显示所属分组

- Account模型新增Groups虚拟字段
- 账号列表API预加载Group信息
- 账号管理页面新增分组列，使用GroupBadge展示

backend/internal/model/account.go

@@ -69,6 +69,7 @@ type Account struct {
 
 	// 虚拟字段 (不存储到数据库)
 	GroupIDs []int64  `gorm:"-" json:"group_ids,omitempty"`
+	Groups   []*Group `gorm:"-" json:"groups,omitempty"`
 }
 
 func (Account) TableName() string {

backend/internal/repository/account_repo.go

@@ -78,15 +78,19 @@ func (r *AccountRepository) ListWithFilters(ctx context.Context, params paginati
 		return nil, nil, err
 	}
 
-	if err := db.Preload("Proxy").Preload("AccountGroups").Offset(params.Offset()).Limit(params.Limit()).Order("id DESC").Find(&accounts).Error; err != nil {
+	if err := db.Preload("Proxy").Preload("AccountGroups.Group").Offset(params.Offset()).Limit(params.Limit()).Order("id DESC").Find(&accounts).Error; err != nil {
 		return nil, nil, err
 	}
 
-	// 填充每个 Account 的 GroupIDs 虚拟字段
+	// 填充每个 Account 的虚拟字段（GroupIDs 和 Groups）
 	for i := range accounts {
 		accounts[i].GroupIDs = make([]int64, 0, len(accounts[i].AccountGroups))
+		accounts[i].Groups = make([]*model.Group, 0, len(accounts[i].AccountGroups))
 		for _, ag := range accounts[i].AccountGroups {
 			accounts[i].GroupIDs = append(accounts[i].GroupIDs, ag.GroupID)
+			if ag.Group != nil {
+				accounts[i].Groups = append(accounts[i].Groups, ag.Group)
+			}
 		}
 	}
 

frontend/src/i18n/locales/en.ts

@@ -666,6 +666,7 @@ export default {
         status: 'Status',
         schedulable: 'Schedule',
         todayStats: "Today's Stats",
+        groups: 'Groups',
         usageWindows: 'Usage Windows',
         priority: 'Priority',
         lastUsed: 'Last Used',

frontend/src/i18n/locales/zh.ts

@@ -721,6 +721,9 @@ export default {
         weight: '权重',
         status: '状态',
         schedulable: '调度',
+        todayStats: '今日统计',
+        groups: '分组',
+        usageWindows: '用量窗口',
         lastUsed: '最近使用',
         actions: '操作',
       },

frontend/src/types/index.ts

@@ -324,6 +324,7 @@ export interface Account {
   updated_at: string;
   proxy?: Proxy;
   group_ids?: number[]; // Groups this account belongs to
+  groups?: Group[]; // Preloaded group objects
 
   // Rate limit & scheduling fields
   schedulable: boolean;

frontend/src/views/admin/AccountsView.vue

@@ -123,6 +123,21 @@
             <AccountTodayStatsCell :account="row" />
           </template>
 
+          <template #cell-groups="{ row }">
+            <div v-if="row.groups && row.groups.length > 0" class="flex flex-wrap gap-1.5">
+              <GroupBadge
+                v-for="group in row.groups"
+                :key="group.id"
+                :name="group.name"
+                :platform="group.platform"
+                :subscription-type="group.subscription_type"
+                :rate-multiplier="group.rate_multiplier"
+                :show-rate="false"
+              />
+            </div>
+            <span v-else class="text-sm text-gray-400 dark:text-dark-500">-</span>
+          </template>
+
           <template #cell-usage="{ row }">
             <AccountUsageCell :account="row" />
           </template>
@@ -301,6 +316,7 @@ import AccountStatusIndicator from '@/components/account/AccountStatusIndicator.
 import AccountUsageCell from '@/components/account/AccountUsageCell.vue'
 import AccountTodayStatsCell from '@/components/account/AccountTodayStatsCell.vue'
 import AccountTestModal from '@/components/account/AccountTestModal.vue'
+import GroupBadge from '@/components/common/GroupBadge.vue'
 import { formatRelativeTime } from '@/utils/format'
 
 const { t } = useI18n()
@@ -314,6 +330,7 @@ const columns = computed<Column[]>(() => [
   { key: 'status', label: t('admin.accounts.columns.status'), sortable: true },
   { key: 'schedulable', label: t('admin.accounts.columns.schedulable'), sortable: true },
   { key: 'today_stats', label: t('admin.accounts.columns.todayStats'), sortable: false },
+  { key: 'groups', label: t('admin.accounts.columns.groups'), sortable: false },
   { key: 'usage', label: t('admin.accounts.columns.usageWindows'), sortable: false },
   { key: 'priority', label: t('admin.accounts.columns.priority'), sortable: true },
   { key: 'last_used_at', label: t('admin.accounts.columns.lastUsed'), sortable: true },