add migration

doab_check/migrations/0002_alter_check_content_type.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.1.7 on 2023-04-19 21:24
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('doab_check', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='check',
+            name='content_type',
+            field=models.CharField(max_length=255, null=True),
+        ),
+    ]