import --> parent to distribution batches

apps/tag/migrations/0040_tagdistributionbatch_parent.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.0 on 2026-01-24 09:13
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('tag', '0039_tagbatch_total_distributed_tags'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='tagdistributionbatch',
+            name='parent',
+            field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.CASCADE, related_name='children', to='tag.tagdistributionbatch'),
+        ),
+    ]

apps/tag/models.py

@@ -122,6 +122,12 @@ class TagDistribution(BaseModel):
 
 
 class TagDistributionBatch(BaseModel):
+    parent = models.ForeignKey(
+        'self',
+        on_delete=models.CASCADE,
+        related_name='children',
+        null=True
+    )
     dist_batch_identity = models.CharField(max_length=20, default="0", unique=True, null=True)
     assigner_org = models.ForeignKey(
         Organization,