# Generated by Django 3.2.12 on 2025-03-24 07:05 from django.db import migrations, models import django.db.models.deletion class Migration(migrations.Migration): dependencies = [ ('mtm', '0054_process_parent'), ('wpm', '0102_mloguser'), ] operations = [ migrations.AddField( model_name='batchst', name='material_start', field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, to='mtm.material', verbose_name='起始物料'), ), ]