✨ Support multiple notification push workers

pkg/main.go

@@ -42,7 +42,9 @@ func main() {
 	}
 
 	// Set up tasks queue consumers
-	go services.ConsumeDeliveryTasks()
+	for idx := 0; idx < max(1, viper.GetInt("performance.notification_deliver.worker_count")); idx++ {
+		go services.ConsumeDeliveryTasks()
+	}
 
 	// Server
 	go server.NewServer().Listen()