docs: def get_queryset(self):
          """
          Optionally restricts the returned devices
          by filtering against a `search` query parameter in the URL.
          """
          # retrieve all devices which are published and accessible to current user
          # and use joins to retrieve related fields
          queryset = super(DeviceList, self).get_queryset()#.select_related('layer', 'status', 'user')
  
          # retrieve value of querystring parameter "search"
          search = self.request.query_params.get('search', None)
  
          if search is not None:
              search_query = (
                  Q(name__icontains=search) |
                  Q(description__icontains=search)
              )
              # add instructions for search to queryset
              queryset = queryset.filter(search_query)
  
          return queryset