Telegram + SS Proxy Worker
===========================

Endpoints:

POST /telegram/send
  发送 Telegram 消息
  Body: {
    "botToken": "your_bot_token",
    "chatId": "your_chat_id",
    "message": "消息内容"
  }

GET /nodes
  获取可用的 SS 节点列表

GET /health
  健康检查