---
prelude: >
    In this cycle, Storlets is rebased on Focal Fossa(20.04) which is
    the latest Ubuntu LTS release. It also includes some minor improvements
    about its operability.

upgrade:
  - |
    Now Storlets use Python 3.8 as default Python 3 runtime. If any application
    has ``X-Object-Meta-Storlet-Language-Version`` set to ``3.6`` then
    the metadata should be updated to ``3.8``.