discovery: +invoke url

api/gateway/tgsettle/config.yml

@@ -4,6 +4,7 @@ runtime:
 grpc:
   network: tcp
   address: ":50080"
+  advertise_host: "sendico_payment_gateway"
   enable_reflection: true
   enable_health: true
 

api/gateway/tgsettle/internal/server/internal/serverimp.go

@@ -85,11 +85,16 @@ func (i *Imp) Start() error {
 	}
 
 	serviceFactory := func(logger mlogger.Logger, repo storage.Repository, producer msg.Producer) (grpcapp.Service, error) {
+		invokeURI := ""
+		if cfg.GRPC != nil {
+			invokeURI = cfg.GRPC.DiscoveryInvokeURI()
+		}
 		gwCfg := gateway.Config{
 			Rail:            cfg.Gateway.Rail,
 			TargetChatIDEnv: cfg.Gateway.TargetChatIDEnv,
 			TimeoutSeconds:  cfg.Gateway.TimeoutSeconds,
 			AcceptedUserIDs: cfg.Gateway.AcceptedUserIDs,
+			InvokeURI:       invokeURI,
 		}
 		svc := gateway.NewService(logger, repo, producer, broker, gwCfg)
 		i.service = svc

api/gateway/tgsettle/internal/service/gateway/service.go

@@ -50,6 +50,7 @@ type Config struct {
 	TargetChatIDEnv string
 	TimeoutSeconds  int32
 	AcceptedUserIDs []string
+	InvokeURI       string
 }
 
 type Service struct {
@@ -61,6 +62,7 @@ type Service struct {
 	rail      string
 	chatID    string
 	announcer *discovery.Announcer
+	invokeURI string
 
 	mu        sync.Mutex
 	pending   map[string]*model.PaymentGatewayIntent
@@ -81,6 +83,7 @@ func NewService(logger mlogger.Logger, repo storage.Repository, producer msg.Pro
 		broker:   broker,
 		cfg:      cfg,
 		rail:     strings.TrimSpace(cfg.Rail),
+		invokeURI: strings.TrimSpace(cfg.InvokeURI),
 		pending:  map[string]*model.PaymentGatewayIntent{},
 	}
 	svc.chatID = strings.TrimSpace(readEnv(cfg.TargetChatIDEnv))
@@ -411,7 +414,7 @@ func (s *Service) startAnnouncer() {
 		Service:    string(mservice.PaymentGateway),
 		Rail:       s.rail,
 		Operations: caps,
-		InvokeURI:  discovery.DefaultInvokeURI(string(mservice.PaymentGateway)),
+		InvokeURI:  s.invokeURI,
 	}
 	s.announcer = discovery.NewAnnouncer(s.logger, s.producer, string(mservice.PaymentGateway), announce)
 	s.announcer.Start()