feat: 优化代理管理页面和代理后台页面

- 添加云端数据权限列到代理管理页面
- 重构代理后台用户管理、卡密管理、财务管理页面使用DataTable组件
- 添加统计卡片到代理后台各页面
- 修复agent-apps相关类型错误
- 添加代理后台页面i18n国际化支持

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

frontend/src/plugins/i18n/zh.json

@@ -1242,6 +1242,7 @@
         "cardsCount": "生成卡密",
         "childAgentsCount": "下级代理",
         "canCreateAgent": "创建代理权限",
+        "canViewCloudData": "云端数据权限",
         "balance": "余额",
         "totalConsumption": "消费",
         "createdAt": "注册时间",
@@ -2713,11 +2714,32 @@
       "loadFailed": "获取财务数据失败",
       "accountBalance": "账户余额",
       "transactionRecords": "交易记录",
+      "transactions": "交易记录",
+      "transactionsDesc": "账户资金变动记录",
       "noTransactions": "暂无交易记录",
       "balance": "余额",
       "recharge": "充值",
       "consume": "消费",
-      "refund": "退款"
+      "refund": "退款",
+      "rechargeCount": "收入笔数",
+      "rechargeAmount": "收入金额",
+      "consumeCount": "支出笔数",
+      "consumeAmount": "支出金额",
+      "allTypes": "全部类型",
+      "selectType": "选择类型",
+      "select": "选择",
+      "columns": {
+        "type": "类型",
+        "description": "描述",
+        "amount": "金额",
+        "balance": "余额",
+        "createdAt": "时间"
+      },
+      "types": {
+        "recharge": "充值",
+        "consume": "消费",
+        "refund": "退款"
+      }
     },
     "users": {
       "title": "用户管理",
@@ -2729,7 +2751,22 @@
       "status": "状态",
       "registerTime": "注册时间",
       "lastLogin": "最后登录",
-      "active": "正常"
+      "active": "正常",
+      "totalUsers": "用户总数",
+      "searchPlaceholder": "搜索用户名或邮箱...",
+      "select": "选择",
+      "columns": {
+        "username": "用户名",
+        "email": "邮箱",
+        "status": "状态",
+        "createdAt": "注册时间",
+        "lastLoginAt": "最后登录"
+      },
+      "status": {
+        "active": "正常",
+        "disabled": "禁用",
+        "banned": "封禁"
+      }
     },
     "apps": {
       "title": "应用管理",
@@ -2757,6 +2794,7 @@
       "description": "管理您生成的卡密",
       "loadFailed": "获取卡密列表失败",
       "generateCards": "生成卡密",
+      "generateCard": "生成卡密",
       "noCards": "暂无卡密记录",
       "cardCode": "卡密",
       "app": "应用",
@@ -2768,6 +2806,25 @@
       "used": "已使用",
       "expired": "已过期",
       "disabled": "已禁用",
+      "totalCards": "卡密总数",
+      "searchPlaceholder": "搜索卡号、应用或卡类...",
+      "exportBtn": "导出",
+      "batchExportBtn": "批量导出",
+      "select": "选择",
+      "columns": {
+        "code": "卡号",
+        "appName": "应用",
+        "cardTypeName": "卡类",
+        "status": "状态",
+        "createdAt": "创建时间",
+        "usedAt": "使用时间"
+      },
+      "status": {
+        "unused": "未使用",
+        "used": "已使用",
+        "expired": "已过期",
+        "disabled": "已禁用"
+      },
       "create": {
         "title": "生成卡密",
         "description": "为授权应用生成卡密",