new_contents: from django.db import migrations, models
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('kirppuauth', '0004_auto_20180703_1615'),
      ]
  
      operations = [
          migrations.AlterField(
              model_name='user',
              name='first_name',
              field=models.CharField(blank=True, max_length=150, verbose_name='first name'),
          ),
      ]
  
subject: Add missing Django 3.1 migration.