def images
      @images = doc.css('img').map { |img| img['src'].to_s }.uniq.delete_if { |src| src.empty? }.map { |url| absolutify(url.strip) }
    end
def images
      @images = doc.css('img').map { |img| img['src'].to_s }.uniq.delete_if { |src| src.empty? }.map { |url| absolutify(url.strip) }
    end
Return all images found in the page