- install.py: use preFlightsChecks.mariadb_version in mariadb_repo_setup
- venvsetup.sh: prompt for MariaDB 11.8/12.1 in interactive install, pass --mariadb-version to install.py
- cyberpanel_upgrade.sh: add MARIADB_VER (default 11.8), --mariadb-version arg, interactive prompt, write /etc/cyberpanel/mariadb_version, use in MariaDB.repo
- plogical/upgrade.py: read mariadb_version from /etc/cyberpanel/mariadb_version in fix_almalinux9_mariadb(), default 11.8