Generate email content from ninja2 templates

files/config.example.toml

@@ -30,6 +30,8 @@ path = "/var/lib/ddns-service/ddns.db"  # required for sqlite
 # dns_timeout = 5  # default, seconds
 # ddns_default_key_file = "/etc/ddns-service/ddns.key"  # optional, BIND TSIG key
 # cleanup_interval = 60  # default, seconds
+# change_notification_template = "/etc/ddns-service/change_notification.j2"  # optional
+# expiry_notification_template = "/etc/ddns-service/expiry_notification.j2"  # optional
 
 # Per-zone TSIG key overrides (optional)
 # [dns_service.zone_keys]