Manages Clash proxy nodes. Allows listing current node with connection status, listing available nodes, and switching to a specified node. Use when the user asks to manage Clash proxy settings, view available nodes, or switch between them.

管理 Clash 代理节点，支持列出当前节点及其连接状态、查看可用节点以及切换至指定节点。当用户需要管理 Clash 代理设置、查看可用节点或在节点间切换时使用。