lib/ui_bibz/ui/core/boxes/card.rb
def footer content = nil, options = nil, html_options = nil, &block
      options, content = inherit_options(content, options, block)
      @footer = UiBibz::Ui::Core::Boxes::Components::CardFooter.new(content, options, html_options, &block).render
    end
def footer content = nil, options = nil, html_options = nil, &block
      options, content = inherit_options(content, options, block)
      @footer = UiBibz::Ui::Core::Boxes::Components::CardFooter.new(content, options, html_options, &block).render
    end
Add Footer which is a component