wip: add index of unaccented upper value of role.name

src/authentic2/a2_rbac/migrations/0040_role_name_idx.py

@@ -0,0 +1,25 @@
+# Generated by Django 3.2.23 on 2024-03-28 16:23
+
+import django.db.models.expressions
+import django.db.models.functions.text
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('a2_rbac', '0039_set_user_view_permissions_by_ou'),
+    ]
+
+    operations = [
+        migrations.AddIndex(
+            model_name='role',
+            index=models.Index(
+                django.db.models.functions.text.Upper(
+                    django.db.models.expressions.Func(
+                        django.db.models.expressions.F('name'), name='immutable_unaccent'
+                    )
+                ),
+                name='name_idx',
+            ),
+        ),
+    ]