code: public function create($entity, $action)
      {
          $type = ucfirst($entity);
          $actionName = ucfirst($action);
          $class = sprintf('RedKiteCms\Action\%s\%s%sAction', $type, $actionName, $type);
  
          if (!class_exists($class)) {
              return null;
          }
  
          $reflectionClass = new \ReflectionClass($class);
  
          return $reflectionClass->newInstance($this->app);
      }
docs: Creates an action object
  
  @param $entity
  @param $action
  @return null|\RedKiteCms\Action\ActionInterface