Improve teams settings invites and due tasks

core/migrations/0015_userpreference_due_first.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.2.17 on 2026-08-23 14:22
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('core', '0014_alter_userinvite_email'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='userpreference',
+            name='due_first',
+            field=models.BooleanField(default=True),
+        ),
+    ]