discovery: +invoke url

api/billing/fees/internal/service/fees/service.go

@@ -40,6 +40,7 @@ type Service struct {
 	oracle     oracleclient.Client
 	resolver   FeeResolver
 	announcer  *discovery.Announcer
+	invokeURI  string
 	feesv1.UnimplementedFeeEngineServer
 }
 
@@ -93,6 +94,7 @@ func (s *Service) startDiscoveryAnnouncer() {
 	announce := discovery.Announcement{
 		Service:    "BILLING_FEES",
 		Operations: []string{"fee.calc"},
+		InvokeURI:  s.invokeURI,
 		Version:    appversion.Create().Short(),
 	}
 	s.announcer = discovery.NewAnnouncer(s.logger, s.producer, string(mservice.FeePlans), announce)