migration for order an constraint

lot/migrations/0009_remove_lot_unique_institution_and_name_lottag_order_and_more.py

@@ -0,0 +1,31 @@
+# Generated by Django 5.0.6 on 2025-02-28 16:57
+
+from django.conf import settings
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("lot", "0008_lot_unique_institution_and_name"),
+        ("user", "0002_institution_algorithm"),
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.RemoveConstraint(
+            model_name="lot",
+            name="unique_institution_and_name",
+        ),
+        migrations.AddField(
+            model_name="lottag",
+            name="order",
+            field=models.PositiveIntegerField(default=0),
+        ),
+        migrations.AddConstraint(
+            model_name="lot",
+            constraint=models.UniqueConstraint(
+                fields=("owner", "name", "type"), name="unique_institution_and_name"
+            ),
+        ),
+    ]