+ echo
+ echo "$0: usage: $0 [-v volume_name] [-h home_directory] [-m] [-d] container_image_name"
+ echo " -v volume_name Use or create a Citadel database stored in a Docker volume called 'volume_name'"
+ echo " -h home_directory Use or create a Citadel database stored in 'home_directory' on the host system"
+ echo " -m Enter migrate mode, to copy a remote Citadel installation to this host"
+ echo " -d Attempt to recover a corrupt database"