SpawnOnJoin ：differentiate between different worlds

[Bayminkk]

SpawnOnJoin ：differentiate between different worlds.
If spawnonjion set to true,player join server will spawn.
But some world may not be necessary.

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SpawnOnJoin for a certain world but not every world.For example,world_the_end is necessary.But main world is not necessary.

Some world in my server,player can only join in a few minutes.And player will offline to dismiss this rule! So I need this feature. And authme have this feature,but I dont use it in my bungeecord servers.

[Bayminkk]

If CMI have this feature permission like backondeath.I can do it without feature request.
But it have not.
So I beg you to help me