chore: update environment configuration and package dependencies

- Updated .env.production to change VITE_WS_URL for WebSocket connection.
- Bumped echarts to version 6.1.0 and @types/react to version 19.2.15 for improved compatibility.

Author: windbytes

.env.production

@@ -3,5 +3,5 @@ VITE_API_PROXY_TARGET=http://localhost:9527
 # Netty WebSocket 端口（与后端 application.yml websocket.netty.port 一致；/api/ws 会 rewrite 到 /ws）
 VITE_WS_PROXY_TARGET=http://localhost:8891
 # 通过前端开发服务器：/api/ws 由 vite 转发到 Netty，其余 /api 仍走 Spring
-VITE_WS_URL=ws://localhost:8000/api/ws/syndra
+VITE_WS_URL=ws://localhost:8891/api/ws/syndra
 VITE_ENABLE_MONITOR_CONSOLE=true