def icon=(icon)
      if icon.respond_to? :read
        icon_string = 'data:image/jpg;base64,'
        icon_string += Base64.strict_encode64(icon.read)
        update_server_data(icon_id: icon_string)
      else
        update_server_data(icon_id: icon)
      end
    end
def icon=(icon)
      if icon.respond_to? :read
        icon_string = 'data:image/jpg;base64,'
        icon_string += Base64.strict_encode64(icon.read)
        update_server_data(icon_id: icon_string)
      else
        update_server_data(icon_id: icon)
      end
    end
Sets the server's icon.
 @param icon [String, #read] The new icon, in base64-encoded JPG format.