Ondrysak

@arvoelke does the absence of support for `go_backwards` mean that using LMU in Bidirectional manner is not going to perform as expected using the standard keras Bidirectional wrapper, but only...

Some relevant information on how Patroni is doing this https://www.postgresql.eu/events/pgconfde2022/sessions/session/3745/slides/306/Implementing%20failover%20of%20logical%20replication%20slots%20in%20Patroni.pdf