Base class for BT composite tasks. Base class for all behavior tree composite tasks. Extend [code]BTComposite[/code] to create your own. Composite is a control task in a [BehaviorTree] that contains one or more child tasks. It defines the structure and flow of the [BehaviorTree] by specifying how child tasks are executed. It can be used to group related tasks into a single unit, making it easier to manage and maintain the [BehaviorTree]. Examples of [BehaviorTree] composites include [BTSelector], [BTSequence], and [BTParallel].