Add user answer viewing and compaction

shorts/models.py

@@ -9,6 +9,7 @@ from rad.settings import REMOTE_URL
 from django.utils.translation import gettext_lazy as _
 import dicognito
 import json
+import reversion
 
 # Create your models here.
 from generic.models import (
@@ -590,6 +591,7 @@ class Exam(ExamBase):
         return reverse("shorts:exam_overview", kwargs={"pk": self.pk})
 
 
+@reversion.register
 class UserAnswer(UserAnswerBase):
     """User answers by candidate"""