name: undig
description: |-
  Admin-only. Deletes the room in the given direction and removes all exits
  leading to it from every room in the game. Requires confirmation.
  Usage: undig <direction>
  Example: undig north
  The target room's name is shown for confirmation. Type UNDIG <DIRECTION>
  to confirm. A warning is shown if deleting the room would create orphaned
  (unreachable) rooms.