---
prelude: |
  The Kolla ``10.0.0`` release is the first release in the Ussuri cycle.
  Notable changes include:

  * all images and scripts now use Python 3 and support for Python 2 has been
    dropped
  * CentOS 8 is now supported as a base container image, and support for CentOS
    7 has been dropped
  * Ceph images have been dropped