},
		}
		out.TypedPerFilterConfig[util.StatefulSessionFilter] = protoconv.MessageToAny(perRouteStatefulSession)
	}

	if opts.IsHTTP3AltSvcHeaderNeeded {
		http3AltSvcHeader := buildHTTP3AltSvcHeader(listenPort, util.ALPNHttp3OverQUIC)
		if out.ResponseHeadersToAdd == nil {
			out.ResponseHeadersToAdd = make([]*core.HeaderValueOption, 0)
		}