Ensure that this works:

```python
@setup
def mytask():
    print("I am a setup task")

with dag_maker() as dag:
    mytask.override(task_id='newtask')

assert len(dag.task_group.children) == 1
setup_task = dag.task_group.children["newtask"]
assert setup_task._is_setup
```
and teardown also works
"""
        Get list of the direct relatives to the current task, upstream or
        downstream.
        """
        if upstream:
            return self.upstream_list
        else:
            return self.downstream_list
    def __repr__(self):
        return "<Task({self.task_type}): {self.task_id}>".format(self=self)
    @property
    def operator_class(self) -> type[BaseOperator]:  
        return self.__class__
    @property
    def task_type(self) -> str:
        """@property: type of the task"""
        return self.__class__.__name__
    @property
    def operator_name(self) -> str:
        """@property: use a more friendly display name for the operator, if set"""
        try:
            return self.custom_operator_name  
        except AttributeError:
            return self.task_type
    @property
    def roots(self) -> list[BaseOperator]:
        """Required by DAGNode."""
        return [self]
    @property
    def leaves(self) -> list[BaseOperator]: