some changes

apps/herd/migrations/0011_rancher_herd_code.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0 on 2025-08-06 07:25
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('herd', '0010_rancher_without_herd'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='rancher',
+            name='herd_code',
+            field=models.CharField(max_length=100, null=True),
+        ),
+    ]

apps/herd/migrations/0012_alter_rancher_national_code_and_more.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0 on 2025-08-06 07:35
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('herd', '0011_rancher_herd_code'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='rancher',
+            name='national_code',
+            field=models.CharField(max_length=50, null=True),
+        ),
+        migrations.AlterField(
+            model_name='rancher',
+            name='nationality',
+            field=models.CharField(max_length=50, null=True),
+        ),
+    ]

apps/herd/migrations/0013_alter_herd_latitude_alter_herd_longitude.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0 on 2025-08-06 07:49
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('herd', '0012_alter_rancher_national_code_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='herd',
+            name='latitude',
+            field=models.DecimalField(decimal_places=6, max_digits=10, null=True),
+        ),
+        migrations.AlterField(
+            model_name='herd',
+            name='longitude',
+            field=models.DecimalField(decimal_places=6, max_digits=10, null=True),
+        ),
+    ]

apps/herd/migrations/0014_alter_herd_latitude_alter_herd_longitude.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.0 on 2025-08-06 07:51
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('herd', '0013_alter_herd_latitude_alter_herd_longitude'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='herd',
+            name='latitude',
+            field=models.FloatField(default=0),
+        ),
+        migrations.AlterField(
+            model_name='herd',
+            name='longitude',
+            field=models.FloatField(default=0),
+        ),
+    ]

apps/herd/migrations/0015_alter_herd_postal.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.0 on 2025-08-06 07:55
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('herd', '0014_alter_herd_latitude_alter_herd_longitude'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='herd',
+            name='postal',
+            field=models.CharField(help_text='herd postal code', max_length=20, null=True),
+        ),
+    ]