Talk (turnserver) in a docker container?

does anyone could share a working config/docker-compose for nextcloud/talk and turnserver running in docker container?

i can send text messages in the call window. but i don’t get audio/video to work.
(i know. firewall. but which port.)

my “config” ->

have you found a solution in this case? I’m very interessted on this

no. up to now not. sorry.