Feature: Support .net allowReconnect type

[eddedre]

Is your feature request related to a problem? Please describe.
Feature to handle when the server allows for a reconnect when the server sends allowReconnect

https://github.com/dotnet/aspnetcore/blob/main/src/SignalR/docs/specs/HubProtocol.md#close-message-encoding

Describe the solution you'd like
Allow for the client to either automatically reconnect or to have and event that allows the developer to take action

Describe alternatives you've considered
none

Additional context