jak dodac Pasek smoka do komendy

Chce zeby ktos mi dodal, zeby dzialalo najlepiej podeslal caly kod, z gory dzieki

set 1:

 display "&5cos on" on bossbar with 100 percent by %arg% seconds for loop-player

set 0:

 display "&5cos off" on bossbar with 100 percent by 10 seconds for loop-playe

command /cos [<text>]:
    permission: cos
    permission message: &czle komenda
    trigger:
        set {cos} to 1
        send "&5cos" to all players
        set {czas.cos} to "%arg-1% seconds" parsed as timespan
        wait {czas.cos}
        set {cos} to 0
        send "&5cos" to all players