update

cmd/cart/main.go

@@ -99,6 +99,11 @@ type MutationContext struct {
 	VoucherService voucher.Service
 }
 
+type CartChangeEvent struct {
+	CartId    cart.CartId         `json:"cartId"`
+	Mutations []actor.ApplyResult `json:"mutations"`
+}
+
 func main() {
 
 	controlPlaneConfig := actor.DefaultServerConfig()
@@ -173,7 +178,12 @@ func main() {
 		fmt.Errorf("failed to connect to RabbitMQ: %w", err)
 	}
 
-	amqpListener := actor.NewAmqpListener(conn)
+	amqpListener := actor.NewAmqpListener(conn, func(id uint64, msg []actor.ApplyResult) (any, error) {
+		return &CartChangeEvent{
+			CartId:    cart.CartId(id),
+			Mutations: msg,
+		}, nil
+	})
 	amqpListener.DefineTopics()
 	pool.AddListener(amqpListener)