···37373838- The `power.ups` module now generates `upsd.conf`, `upsd.users` and `upsmon.conf` automatically from a set of new configuration options. This breaks compatibility with existing `power.ups` setups where these files were created manually. Back up these files before upgrading NixOS.
39394040+- `k9s` was updated to v0.29. There have been breaking changes in the config file format, check out the [changelog](https://github.com/derailed/k9s/releases/tag/v0.29.0) for details.
4141+4042- `mkosi` was updated to v19. Parts of the user interface have changed. Consult the
4143 [release notes](https://github.com/systemd/mkosi/releases/tag/v19) for a list of changes.
4244