# Functions
NewClient by websocket.
NewServer to get a new Server for websockets.
NewSessionManager to get a new SessionManager.
NewWebsocketHandlerService with Websocket Server.
# Constants
SessionMessageInit subject in messages.
# Structs
Client of Websocket Server Connection.
Message which send over websocket.
Server of websocket.
SessionManager to handle reconnected websocket.
WebsocketHandlerService to handle every Message on there Subject by Handlers.
# Type aliases
MessageHandleFunc for handling messages.