ansible/roles/mail/templates/rspamd/local.d/settings.conf.j2

localhost_mail {
	id = "localhost_mail";
	priority = high;
	ip = "127.0.0.0/8";
	ip = "::1/128";
	apply {
		actions {
			# Disable any action for mail from localhost
			reject = null;
			greylist = null;
			"add header" = null;
			"rewrite subject" = null;
		}
	}
}