---
prelude: >
  The Kolla ``9.0.0`` release is the first release in the Train cycle.
  Highlights include new images for the Masakari instance High Availability
  service and Qinling which provides Function as a Service. Ubuntu and Debian
  source images are now using Python 3.

Add prelude for Train 9.0.0 release
Add prelude for Train 9.0.0 release

Change-Id: Id264217005ff585a91f7e62d95337c2cbd5f34dd
