# Generated by Django 3.2.12 on 2025-09-02 03:22

from django.db import migrations, models
import django.db.models.deletion


class Migration(migrations.Migration):

    dependencies = [
        ('mtm', '0061_material_img'),
    ]

    operations = [
        migrations.AddField(
            model_name='route',
            name='from_route',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='route_f', to='mtm.route', verbose_name='来源路线'),
        ),
        migrations.AlterField(
            model_name='route',
            name='parent',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='route_parent', to='mtm.route', verbose_name='上级路线'),
        ),
    ]