code: public function provideBusinessLayerDependencies(Container $container)
      {
          $container = $this->addMailFacade($container);
          $container = $this->addAvailabilityFacade($container);
          $container = $this->addProductFacade($container);
  
          return $container;
      }
docs: @param \Spryker\Zed\Kernel\Container $container
  
  @return \Spryker\Zed\Kernel\Container