composer/library/docker-traefik#5 Make traefik configurable

templates/settings.docker.php.twig

@@ -6,7 +6,7 @@ $settings['reverse_proxy'] = TRUE;
 $settings['reverse_proxy_addresses'] = array("{{ docker0.proxy }}");
 {% endif %}
 $settings['trusted_host_patterns'] = array(
-  '^{{ projectname }}\.docker\.localhost$',
+  '^{{ projectname }}\.{{ traefik.domain|replace({".": "\\."}) }}$',
   '^{{ webserver.type }}$',
 {% for domain in extradomains|default([]) %}
   '^{{ domain|replace({".": "\\."}) }}$',