def included(base)
      klass = self
      base.define_singleton_method(:inherited) do |subclass|
        subclass.send(:include, klass)
      end
      define_backoff_strategy(base)
      define_retry_attempt_tracking(base)
      define_retry_method(base)
      define_retry_logic(base)
      define_retry_callback(base)
    end
def included(base)
      klass = self
      base.define_singleton_method(:inherited) do |subclass|
        subclass.send(:include, klass)
      end
      define_backoff_strategy(base)
      define_retry_attempt_tracking(base)
      define_retry_method(base)
      define_retry_logic(base)
      define_retry_callback(base)
    end
Configuration