A liveness source that can filter relay lists synchronously, required by the RelayPool liveness option
Optional
The relay hints encountered by consumers
An observable of relays temporarily excluded from selection
Starts tracking a pool's relays, called by RelayPool when the source is passed as an option
Removes relays this source currently excludes from a relay list
A liveness source that can filter relay lists synchronously, required by the RelayPool liveness option