znc handout
cert renewel
to use valid cert with an irc client when connecting to znc
cat /var/lib/docker/volumes/caddy-data/_data/caddy/certificates/acme-v02.api.letsencrypt.org-directory/irc.znc.heyandy.org/irc.znc.heyandy.org.{key,crt} > /var/lib/docker/volumes/znc/_data/znc.pem
can be added as cron to do it automatically