def METHOD_NAME(self, action: Action) -> List[str]:
    """
    Get supported triggers for docs.
    Return a list of all supported triggers
    """
    event_cls: Type[ExecutionBaseEvent] = action.event_type
    name = event_cls.__name__
    if name == "ExecutionBaseEvent":
        return [self.ANY_TRIGGER_MARKER]
    all_triggers = self.get_possible_triggers(event_cls)
    # remove duplications and sort
    return list(sorted(list(set(all_triggers))))