Notify

Receive notifications through the push service of each mobile device.

The currently supported push channels are:

【FCM】：Google Firebase Cloud Messaging
[WebSocket]: WebSocket long connection

request parameters
POST https://host/{user_id}/send

@path user_id User ID
@param title push title
@param content push content
@param long The long content sent to the client, you need to click to view

For complete code and documentation, please check https://github.com/ZNotify