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LayerAfterLayer
/autoaccept: Turns automatic acceptance of group invites on or off.
/creategroup: Creates a new group from a template, then opens its details screen.
/invite: Invites players to a group; they must accept the invite from their group list before joining.
/layerafterlayer: Shows a GUI to list / edit / create Groups
/layerafterlayer-as: Shows the group GUI acting as another player, who may be offline.
/opmode: Toggles op mode, which grants all permissions on all groups.
/promote: Promotes players to a role in a group, previewed before applying.
/remove: Removes players from a group's roster (kick, cancel invite, or unblacklist), previewed before applying.
/testpermission: Reports whether a player holds a permission in a group, resolved live.