fix: freeze

src/backend/base/langflow/graph/graph/base.py

@@ -757,6 +757,7 @@ class Graph:
                 await vertex.build(
                     user_id=user_id, inputs=inputs_dict, fallback_to_env_vars=fallback_to_env_vars, files=files
                 )
+                await chat_service.set_cache(key=vertex.id, data=vertex)
 
             if vertex.result is not None:
                 params = f"{vertex._built_object_repr()}{params}"