authority letsencrypt {
 api url "https://acme-v02.api.letsencrypt.org/directory"
 account key "/etc/acme/letsencrypt-privkey.pem"
}
domain search.yonderly.org {
 domain key "/etc/ssl/private/search.yonderly.org.key"
 domain full chain certificate "/etc/ssl/private/search.yonderly.org.crt"
 sign with letsencrypt
}