many fixes of backeend and fronteend

backend/igny8_core/api/base.py

@@ -181,7 +181,26 @@ class AccountModelViewSet(viewsets.ModelViewSet):
         """
         try:
             instance = self.get_object()
-            self.perform_destroy(instance)
+            # Protect system account
+            if hasattr(instance, 'slug') and getattr(instance, 'slug', '') == 'aws-admin':
+                from django.core.exceptions import PermissionDenied
+                raise PermissionDenied("System account cannot be deleted.")
+
+            if hasattr(instance, 'soft_delete'):
+                user = getattr(request, 'user', None)
+                retention_days = None
+                account = getattr(instance, 'account', None)
+                if account and hasattr(account, 'deletion_retention_days'):
+                    retention_days = account.deletion_retention_days
+                elif hasattr(instance, 'deletion_retention_days'):
+                    retention_days = getattr(instance, 'deletion_retention_days', None)
+                instance.soft_delete(
+                    user=user if getattr(user, 'is_authenticated', False) else None,
+                    retention_days=retention_days,
+                    reason='api_delete'
+                )
+            else:
+                self.perform_destroy(instance)
             return success_response(
                 data=None,
                 message='Deleted successfully',