# Required variables These variables are required by multiple roles. Example values included. ``` timezone: 'Europe/Helsinki' admin_email: 'admin@domain.tld' smtp_server: smtp.domain.tld smtp_from: sender@domain.tld ``` # Optional variables These variables are used by multiple roles and have the following default values: ``` reverse_proxy_type: caddy # Allowed values: caddy, traefik, none ```