feat: fixed review not adding if reviewer added after creating

services/backend/apps/review/signals.py

@@ -0,0 +1,14 @@
+# myapp/signals.py
+from django.db.models.signals import m2m_changed
+from django.dispatch import receiver
+
+from apps.review.models import Review
+from apps.task.models import CompetitionTask, CompetitionTaskSubmission
+
+
+@receiver(m2m_changed, sender=CompetitionTask.reviewers.through)
+def print_reviewers(sender, instance, action, **kwargs):
+    if action in ['post_add', 'post_remove', 'post_clear']:
+        submissions = CompetitionTaskSubmission.objects.filter(task=instance)
+        for submission in submissions:
+            submission.send_on_review()