feat: 完成前端多语言支持和菜单优化

- 缩短菜单标题，解决显示不全问题
- 添加跟随系统语言选项，作为默认选项
- 移除语言切换时的页面刷新，实现无刷新切换
- 完成主要页面的多语言替换：
  * ConfigPage - 全局配置页面
  * ResetPassword - 重置密码页面
  * LeaderList - Leader 列表页面
  * UserList - 用户列表页面
  * Statistics - 统计信息页面
  * OrderList - 订单列表页面
  * TemplateList - 模板列表页面
  * CopyTradingList - 跟单配置列表页面
- 添加简体中文、繁体中文和英文的完整翻译键
- 优化语言设置页面，支持跟随系统语言

frontend/package.json

@@ -9,15 +9,17 @@
     "lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0"
   },
   "dependencies": {
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
-    "react-router-dom": "^6.20.0",
-    "axios": "^1.6.2",
-    "zustand": "^4.4.7",
     "antd": "^5.12.0",
     "antd-mobile": "^5.34.0",
+    "axios": "^1.6.2",
     "ethers": "^6.9.0",
-    "react-responsive": "^9.0.2"
+    "i18next": "^25.7.1",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0",
+    "react-i18next": "^16.3.5",
+    "react-responsive": "^9.0.2",
+    "react-router-dom": "^6.20.0",
+    "zustand": "^4.4.7"
   },
   "devDependencies": {
     "@types/react": "^18.2.43",
@@ -32,4 +34,3 @@
     "vite": "^5.0.8"
   }
 }
-