fix: use ipv6 quote service

Author: ferrandiaz

src/quoteservice/public/index.php

@@ -87,7 +87,7 @@
 
     return $response;
 });
-$address = '0.0.0.0:' . getenv('QUOTE_SERVICE_PORT');
+$address = '[::]:' . getenv('QUOTE_SERVICE_PORT');
 $socket = new SocketServer($address);
 $server->listen($socket);