feat(web): 添加拓扑图页面和相关组件

feat(csms): 添加获取当前连接状态的API
feat(csms): 添加获取当前活动OCPP WebSocket连接的接口
deps(web): 添加@xyflow/react依赖

apps/web/components/sidebar.tsx

@@ -17,7 +17,7 @@ import {
 } from "@gravity-ui/icons";
 import SidebarFooter from "@/components/sidebar-footer";
 import { useSession } from "@/lib/auth-client";
-import { EvCharger, Gauge, ReceiptText, UserCog, Users } from "lucide-react";
+import { EvCharger, Gauge, Network, ReceiptText, UserCog, Users } from "lucide-react";
 
 const chargeItems = [
   { href: "/dashboard/charge", label: "立即充电", icon: Thunderbolt, adminOnly: false },
@@ -27,6 +27,7 @@ const chargeItems = [
 const navItems = [
   { href: "/dashboard", label: "概览", icon: Gauge, exact: true, adminOnly: false },
   { href: "/dashboard/charge-points", label: "充电桩", icon: EvCharger, adminOnly: false },
+  { href: "/dashboard/topology", label: "拓扑图", icon: Network, adminOnly: false },
   { href: "/dashboard/id-tags", label: "储值卡", icon: CreditCard, adminOnly: false },
   { href: "/dashboard/transactions", label: "充电记录", icon: ReceiptText, adminOnly: false },
   { href: "/dashboard/settings/pricing", label: "峰谷电价", icon: TagDollar, adminOnly: true },