Add page button on extension widget at sonata board

Hi,

now, extension widget has only call button.
my idea is add button for Paging
please check this
thanks

  1. config page number *1004
  2. config extension widget
  3. select or group extension number for paing
  4. click paging number at page lists

here is some pic.
board

Thanks for the suggestion, we will take it into account