Control: Unused disks should be removed

powerpipe control run gcp_thrifty.control.compute_disk_unattached

powerpipe login
powerpipe control run gcp_thrifty.control.compute_disk_unattached --share

select
  self_link as resource,
  case
    when users is null then 'alarm'
    else 'ok'
  end as status,
  case
    when users is null then title || ' has no attachments.'
    else title || ' has attachments.'
  end as reason
  
  , location, project
from
  gcp_compute_disk;