cloudflare_api_token
cloudflare_zone_id
certbot_email
email_ldap_api_token
roundcube_oauth2_client_id
roundcube_oauth2_client_basic_secret
mmt_hcaptcha_secret
mmt_from_email
mmt_smtp_server
mmt_smtp_password
mmt_smtp_username
mmt_form_to_email
borg_secret_key
borg_password
borg_repo
borg_backup_topic
