unbound compagnon for mailu antispam (rspamd) module
Mostly copy/paste from Mailu/Mailu#385
to install, download docs/compose/docker-compose-unbound-mailu.yml or docs/compose/docker-compose-unbound-mailu-stack.yml
and docs/compose/overrides/rspamd/option.inc
put option.inc into $ROOT/overrides/rspamd/ ($ROOT being as defined in your mailu .env file)
and run:
docker-compose -f docker-compose-unbound-mailu.yml up -d or docker deploy stack -c docker-compose-unbound-mailu-stack.yml unbound