Our kb on timezones for Windows does not provide a solution for 10.6+ because the MySQL timezones are incompatible (Offset is a keyword in MariaDB only).
Because we now have a mirror service can we generate the timezones sql files here for distribution.
A cron job that runs:
The mariadb image is semi frequently updated as its ubuntu base image is also updated, hence bringing with it updated /usr/share/zoneinfo. Also as we do releases and the mariadb-tzinfo-to-sql changes we get that change automatically.