Introduce pluggable provider mechanism for PubSub persistency
Description
Not unlike the provider mechanism that is available for things like Users, Groups and Admins, the PubSub persistence provider should be a pluggable mechanism. This allows people to implement their own integration.
Not unlike the provider mechanism that is available for things like Users, Groups and Admins, the PubSub persistence provider should be a pluggable mechanism. This allows people to implement their own integration.