Add data migration

Author: koopmant

app/grandchallenge/cases/migrations/0022_auto_20251021_1014.py

@@ -0,0 +1,24 @@
+# Generated by Django 4.2.25 on 2025-10-21 10:14
+
+from django.db import migrations
+
+
+def replace_error_message_none_values(apps, _schema_editor):
+    RawImageUploadSession = apps.get_model(  # noqa: N806
+        "cases", "RawImageUploadSession"
+    )
+
+    RawImageUploadSession.objects.filter(error_message__isnull=True).update(
+        error_message=""
+    )
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("cases", "0021_dicomimagesetupload_task_on_success"),
+    ]
+
+    operations = [
+        migrations.RunPython(replace_error_message_none_values, elidable=True),
+    ]

…r_rawimageuploadsession_error_message.py …r_rawimageuploadsession_error_message.pyapp/grandchallenge/cases/migrations/0022_alter_rawimageuploadsession_error_message.py renamed to app/grandchallenge/cases/migrations/0023_alter_rawimageuploadsession_error_message.py app/grandchallenge/cases/migrations/0022_alter_rawimageuploadsession_error_message.py renamed to app/grandchallenge/cases/migrations/0023_alter_rawimageuploadsession_error_message.py

@@ -6,7 +6,7 @@
 class Migration(migrations.Migration):
 
     dependencies = [
-        ("cases", "0021_dicomimagesetupload_task_on_success"),
+        ("cases", "0022_auto_20251021_1014"),
     ]
 
     operations = [