export APP_ENTRYPOINT_VERSION=v1
APP_DIR="app:/data"

_backup_app() {
  # Copied _abra_backup_dir to make UX better on restore and backup
  {
    abra__src_="$1"
    abra__dst_="-"
  }

  # shellcheck disable=SC2154
  FILENAME="$(basename "$1").tar"

  debug "Copying '$1' to '$FILENAME'"

  silence
  mkdir -p /tmp/abra
  sub_app_cp > /tmp/abra/$FILENAME
  unsilence
}

abra_backup_app() {
  # shellcheck disable=SC2154
  ARK_FILENAME="$ABRA_BACKUP_DIR/${abra__app_}_app_$(date +%F).tar.gz"
  # Cant be FILENAME as that gets changed by something
  _backup_app $APP_DIR
  success "Backed up 'app' to $ARK_FILENAME"
}