config acme option state_dir '/etc/acme' option account_email 'email@example.org' option debug 0 config cert 'example' option enabled 0 option use_staging 1 option keylength 2048 option update_uhttpd 1 option update_nginx 1 option update_haproxy 1 option webroot "/www/.well-known/acme-challenge" list domains example.org