Igor Ponomarev authored May 31, 2022 and Paweł Wieczorek committed Jul 06, 2022

New configuration priotity:

1. Passed arguments such as `--log-file`
2. LOGGING variable

The systemd files had to be changed to allow LOGGING configuration
be the default. The `--log-file` and `--level` arguments can be
passed with no arguments which is equal to not passing them at all.