uniqueness fixes

cookbook/migrations/0121_auto_20210518_1638.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.2.3 on 2021-05-18 14:38
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('cookbook', '0120_bookmarklet'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='userpreference',
+            name='search_style',
+            field=models.CharField(choices=[('SMALL', 'Small'), ('LARGE', 'Large'), ('NEW', 'New')], default='LARGE', max_length=64),
+        ),
+        migrations.AlterField(
+            model_name='userpreference',
+            name='use_fractions',
+            field=models.BooleanField(default=False),
+        ),
+    ]