Certbot
https://eff-certbot.readthedocs.io/en/stable/install.html
docker run -it --rm --name certbot \ -v "/etc/letsencrypt:/etc/letsencrypt" \ -v "/var/lib/letsencrypt:/var/lib/letsencrypt" \ certbot/certbot certonly
$ certbot certonly \ --authenticator certbot-dnspod \ --certbot-dnspod-credentials /srv/dnspod.ini \ --email tech@airdb.net \ --cert-name wildcard.airdb.dev \ -d airdb.dev \ -d *.airdb.dev \ --preferred-challenges dns -n --expand \ --agree-tos \ --server https://acme-v02.api.letsencrypt.org/directory \ --reuse-key