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/en.json

@@ -1286,6 +1286,7 @@
         "cardsCount": "Cards Generated",
         "childAgentsCount": "Child Agents",
         "canCreateAgent": "Create Agent Permission",
+        "canViewCloudData": "Cloud Data Permission",
         "balance": "Balance",
         "createdAt": "Created At",
         "lastLoginAt": "Last Login"
@@ -2723,11 +2724,32 @@
       "loadFailed": "Failed to load financial data",
       "accountBalance": "Account Balance",
       "transactionRecords": "Transaction Records",
+      "transactions": "Transaction Records",
+      "transactionsDesc": "Account balance change records",
       "noTransactions": "No transactions yet",
       "balance": "Balance",
       "recharge": "Recharge",
       "consume": "Consume",
-      "refund": "Refund"
+      "refund": "Refund",
+      "rechargeCount": "Income Count",
+      "rechargeAmount": "Income Amount",
+      "consumeCount": "Expense Count",
+      "consumeAmount": "Expense Amount",
+      "allTypes": "All Types",
+      "selectType": "Select Type",
+      "select": "Select",
+      "columns": {
+        "type": "Type",
+        "description": "Description",
+        "amount": "Amount",
+        "balance": "Balance",
+        "createdAt": "Time"
+      },
+      "types": {
+        "recharge": "Recharge",
+        "consume": "Consume",
+        "refund": "Refund"
+      }
     },
     "users": {
       "title": "User Management",
@@ -2739,7 +2761,22 @@
       "status": "Status",
       "registerTime": "Register Time",
       "lastLogin": "Last Login",
-      "active": "Active"
+      "active": "Active",
+      "totalUsers": "Total Users",
+      "searchPlaceholder": "Search username or email...",
+      "select": "Select",
+      "columns": {
+        "username": "Username",
+        "email": "Email",
+        "status": "Status",
+        "createdAt": "Created At",
+        "lastLoginAt": "Last Login"
+      },
+      "status": {
+        "active": "Active",
+        "disabled": "Disabled",
+        "banned": "Banned"
+      }
     },
     "apps": {
       "title": "App Management",
@@ -2767,6 +2804,7 @@
       "description": "Manage your generated cards",
       "loadFailed": "Failed to load card list",
       "generateCards": "Generate Cards",
+      "generateCard": "Generate Card",
       "noCards": "No card records yet",
       "cardCode": "Card Code",
       "app": "Application",
@@ -2778,6 +2816,25 @@
       "used": "Used",
       "expired": "Expired",
       "disabled": "Disabled",
+      "totalCards": "Total Cards",
+      "searchPlaceholder": "Search card code, app or card type...",
+      "exportBtn": "Export",
+      "batchExportBtn": "Batch Export",
+      "select": "Select",
+      "columns": {
+        "code": "Card Code",
+        "appName": "Application",
+        "cardTypeName": "Card Type",
+        "status": "Status",
+        "createdAt": "Created At",
+        "usedAt": "Used At"
+      },
+      "status": {
+        "unused": "Unused",
+        "used": "Used",
+        "expired": "Expired",
+        "disabled": "Disabled"
+      },
       "create": {
         "title": "Generate Cards",
         "description": "Generate cards for authorized applications",