# Generated by Django 3.2.12 on 2025-03-21 08:29 from django.db import migrations, models import django.db.models.deletion class Migration(migrations.Migration): dependencies = [ ('mtm', '0053_mgroup_mtype'), ] operations = [ migrations.AddField( model_name='process', name='parent', field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, to='mtm.process', verbose_name='父工序'), ), ]