v5版本在server.conf配置文件中添加哪个字段来配置全局回调地址啊，查了文档没找到啊
1 Answers
https://github.com/ccfos/nightingale/blob/v5/etc/server.conf#L104
[Alerting.Webhook]
Enable = true
Url = "http://a.com/n9e/callback"
BasicAuthUser = ""
BasicAuthPass = ""
Timeout = "5s"
Headers = ["Content-Type", "application/json", "X-From", "N9E"]
