Preparation There are some things we need to do in preparation to install this service. Volumes Persistent Data This is where the service will store its own application data and ensures we can quickly update the service image. Ensure your user has permissions to access the folder. Environment TZ This is the current time zone formatted using the tz database. For example: America/Vancouver PUID This is the numeric ID of the user account on Debian.  If you are unsure, open a terminal and run: id -u PGID This is the numeric ID of the user account's group on Debian.  If you are unsure, open a terminal and run: id -g