fix notifications config pydantic to orm data conversion for create_job_def

Author: andrii-i

jupyter_scheduler/scheduler.py

@@ -549,7 +549,20 @@ def create_job_definition(self, model: CreateJobDefinition) -> str:
             if not self.file_exists(model.input_uri):
                 raise InputUriError(model.input_uri)
 
-            job_definition = JobDefinition(**model.dict(exclude_none=True, exclude={"input_uri"}))
+            orm_notifications_config = None
+            if model.notifications_config:
+                orm_notifications_config = NotificationsConfigTable(
+                    **model.notifications_config.dict()
+                )
+                session.add(orm_notifications_config)
+                session.flush()
+
+            job_definition_data = model.dict(
+                exclude={"input_uri", "notifications_config"}, exclude_none=True
+            )
+            job_definition = JobDefinition(
+                **job_definition_data, notifications_config=orm_notifications_config
+            )
             session.add(job_definition)
             session.commit()