func routeMeta(obj config.Config) map[string]string {
	m := parentMeta(obj, nil)
	m[constants.InternalRouteSemantics] = constants.RouteSemanticsGateway
	return m
}

// sortHTTPRoutes sorts generated vs routes to meet gateway-api requirements
// see https://gateway-api.sigs.k8s.io/v1alpha2/references/spec/#gateway.networking.k8s.io/v1alpha2.HTTPRouteRule
func sortHTTPRoutes(routes []*istio.HTTPRoute) {