feat(docs, agents, risk): enhance documentation, API queries, and UI components

Updated the public documentation site with improved layout and accessibility, including new sections for client integration and admin guides. Enhanced API queries by adding 'active_only' and 'group_by' parameters for better data filtering in risk management. Refined UI components for agent management, ensuring consistent styling and improved user experience across the application. Added localization support for new documentation content in English and Nepali.

src/i18n/locales/zh/settlementCenter.json

@@ -1,6 +1,7 @@
 {
   "title": "结算中心",
   "subtitle": "账期关账、账单确认与收付登记",
+  "pageGuide": "信用盘代理账期：站点财务开账/关账；绑定代理仅可查看本线账单并作为收款方登记收付。",
   "subtitleList": "账期列表：开账、关账；列表已含账期汇总，行内「查看详情」进入账单与下注流水。",
   "period": {
     "title": "账期",