bugfix

cpsievert · cpsievert · commit b16e8a2ff2ef · 2025-03-12T12:02:01.000-05:00
diff --git a/shiny/ui/_chat.py b/shiny/ui/_chat.py
@@ -956,7 +956,7 @@ async def _transform_message(
         if content is None:
             return None
 
-        res[key] = content  # type: ignore
+        setattr(res, key, content)
 
         return res
 
