Changes

     local world, map = string.match(pagename, "([^/]+)/([^/]+)")

     local world, map = string.match(pagename, "([^/]+)/([^/]+)")

     world = world or pagename

     world = args.world or world or '??'

     map = map or pagename

     map = args.map or map or '??'

     local world_number = world_numbers[world] or "??"

     local world_number = world_numbers[world] or "??"