feat: routepack删除时做一下校验

apps/mtm/views.py

@@ -249,9 +249,12 @@ class RoutePackViewSet(CustomModelViewSet):
 
     @transaction.atomic
     def destroy(self, request, *args, **kwargs):
+        from apps.wpm.models import Mlog
         obj: RoutePack = self.get_object()
         if obj.state != RoutePack.RP_S_CREATE:
             raise ParseError('该状态下不可删除')
+        if Mlog.objects.filter(route__routepack=obj).exists():
+            raise ParseError('该工艺路线包有生产记录,不可删除')
         obj.delete()
         Ticket.objects.filter(ticket_data__t_id=obj.id, ticket_data__t_model='routepack').delete()
         return Response(status=204)