feat: deprecate email, pre-verify users + documentation

backend/apps/accounts/tests/test_user_display_name.py

@@ -0,0 +1,35 @@
+import pytest
+
+from apps.accounts.models import User
+
+
+@pytest.mark.django_db
+def test_display_name_prefers_full_name():
+    user = User.objects.create_user(
+        phone_number="+966500000001",
+        first_name="Sara",
+        last_name="Ali",
+        email="sara@example.com",
+    )
+
+    assert user.display_name == "Sara Ali"
+    assert str(user) == "Sara Ali"
+
+
+@pytest.mark.django_db
+def test_display_name_falls_back_to_email():
+    user = User.objects.create_user(
+        phone_number="+966500000002",
+        email="fallback@example.com",
+    )
+
+    assert user.display_name == "fallback@example.com"
+
+
+@pytest.mark.django_db
+def test_display_name_falls_back_to_phone_when_no_email():
+    user = User.objects.create_user(
+        phone_number="+966500000003",
+    )
+
+    assert user.display_name == "+966500000003"