Return user first & last name from backend

src/documents/tests/test_api.py

@@ -2594,11 +2594,25 @@ class TestApiUiSettings(DirectoriesMixin, APITestCase):
     def setUp(self):
         super().setUp()
         self.test_user = User.objects.create_superuser(username="test")
+        self.test_user.first_name = "Test"
+        self.test_user.last_name = "User"
+        self.test_user.save()
         self.client.force_authenticate(user=self.test_user)
 
     def test_api_get_ui_settings(self):
         response = self.client.get(self.ENDPOINT, format="json")
         self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertDictEqual(
+            response.data["user"],
+            {
+                "id": self.test_user.id,
+                "username": self.test_user.username,
+                "is_superuser": True,
+                "groups": [],
+                "first_name": self.test_user.first_name,
+                "last_name": self.test_user.last_name,
+            },
+        )
         self.assertDictEqual(
             response.data["settings"],
             {