Remove sku unique requirement

src/core/migrations/0010_alter_productvariant_sku.py

@@ -0,0 +1,18 @@
+# Generated by Django 4.0.2 on 2022-11-08 03:59
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0009_alter_productvariant_sku'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='productvariant',
+            name='sku',
+            field=models.CharField(blank=True, max_length=255),
+        ),
+    ]

src/core/models.py

@@ -164,7 +164,7 @@ class ProductVariant(models.Model):
         null=True
     )
     name = models.CharField(max_length=255)
-    sku = models.CharField(max_length=255, unique=True, blank=True)
+    sku = models.CharField(max_length=255, blank=True)
     stripe_id = models.CharField(max_length=255, blank=True)
     price = models.DecimalField(
         max_digits=settings.DEFAULT_MAX_DIGITS,