From b835aff35cabcb98e9f70b255454d65c4f3bb68a Mon Sep 17 00:00:00 2001
From: Kyujin Cho <kyujin.cho@lablup.com>
Date: Wed, 10 Jan 2024 11:51:23 +0900
Subject: [PATCH] fix: make `metadata` field of model definition optional
 (#1825)

---
 src/ai/backend/common/config.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/ai/backend/common/config.py b/src/ai/backend/common/config.py
index a840678b8a..d75d12860e 100644
--- a/src/ai/backend/common/config.py
+++ b/src/ai/backend/common/config.py
@@ -104,7 +104,7 @@
                     t.Key("expected_status_code", default=200): t.Null | t.ToInt[100:],
                 }),
             }),
-            t.Key("metadata"): t.Null
+            t.Key("metadata", default=None): t.Null
             | t.Dict({
                 t.Key("author", default=None): t.Null | t.String(allow_blank=True),
                 t.Key("title", default=None): t.Null | t.String(allow_blank=True),