instance method render_broadcast_action

# File app/channels/turbo/streams/broadcasts.rb, line 116
    def render_broadcast_action(rendering)
      content = rendering.delete(:content)
      html    = rendering.delete(:html)
      render  = rendering.delete(:render)

      if render == false
        nil
      else
        content || html || (render_format(:html, **rendering) if rendering.present?)
      end
    end