fix langchain callback tools

Author: willydouhard

backend/chainlit/langchain/callbacks.py

@@ -612,7 +612,7 @@ def _on_run_update(self, run: Run) -> None:
         else:
             return
 
-        if run.run_type in ["agent", "chain", "tool"]:
+        if run.run_type in ["agent", "chain"]:
             pass
             # # Add the response of the chain/tool
             # self._run_sync(

backend/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "chainlit"
-version = "0.7.500"
+version = "0.7.501"
 keywords = ['LLM', 'Agents', 'gen ai', 'chat ui', 'chatbot ui', 'langchain']
 description = "A faster way to build chatbot UIs."
 authors = ["Chainlit"]