+ShellCheck
+ACME v2 compatible
Example:
- Fist create 2 new TXT records on _acme-challenge.example.com
- Now note the ID in (...) from the edit page behind "_acme-challenge.example.com"
export SELFHOSTDNS_USERNAME=myname
export SELFHOSTDNS_PASSWORD=mypass
export SELFHOSTDNS_RID=id_of_txt_record
export SELFHOSTDNS_RID2=id_of_second_txt_record
acme.sh --issue -d example.com --dns dns_selfhost