docs: def apply_published_filter(self, queryset, operation, value):
          """
          Add the appropriate Published filter to a given elasticsearch query.
  
          :param queryset: The DJES queryset object to be filtered.
          :param operation: The type of filter (before/after).
          :param value: The date or datetime value being applied to the filter.
          """
          if operation not in ["after", "before"]:
              raise ValueError("""Publish filters only use before or after for range filters.""")
          return queryset.filter(Published(**{operation: value}))