Migration for regions and organizations

engine/apps/user_management/migrations/0004_auto_20221025_0316.py

@@ -0,0 +1,33 @@
+# Generated by Django 3.2.15 on 2022-10-25 03:16
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('user_management', '0003_user_hide_phone_number'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Region',
+            fields=[
+                ('id', models.BigAutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=300)),
+                ('slug', models.CharField(max_length=50, unique=True)),
+                ('oncall_backend_url', models.URLField(null=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='organization',
+            name='region_slug',
+            field=models.CharField(default=None, max_length=300, null=True),
+        ),
+        migrations.AddField(
+            model_name='organization',
+            name='migration_destination',
+            field=models.ForeignKey(db_column='migration_destination_slug', default=None, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='regions', to='user_management.region', to_field='slug'),
+        ),
+    ]