apply review

arkindex/process/serializers/workers.py

@@ -603,7 +603,12 @@ class DockerWorkerVersionSerializer(serializers.ModelSerializer):
         max_length=100,
         help_text="The slug of the worker type of the worker to which a new version will be published.",
     )
-    worker_description = serializers.CharField(required=False, style={"base_template": "textarea.html"})
+    worker_description = serializers.CharField(
+        required=False,
+        allow_null=True,
+        allow_blank=True,
+        style={"base_template": "textarea.html"},
+    )
     revision_hash = serializers.CharField(max_length=50)
     revision_message = serializers.CharField(required=False, default="created from docker image")
     revision_author = serializers.CharField(max_length=50, required=False, default="default")
@@ -738,7 +743,8 @@ class DockerWorkerVersionSerializer(serializers.ModelSerializer):
             if worker.name != validated_data["worker_name"] or worker.type_id != worker_type.id or (description is not None and worker.description != description):
                 worker.name = validated_data["worker_name"]
                 worker.type_id = worker_type.id
-                worker.description = description if description else worker.description
+                if description is not None:
+                    worker.description = description
                 worker.save()
 
         # Finally, create the worker version and mark it as available