fix(tracer): correct step ID formatting in debug logging for improved trace clarity

Author: viniciusdsmello

src/openlayer/lib/integrations/litellm_tracer.py

@@ -169,7 +169,7 @@ def stream_chunks(
         inputs={"prompt": kwargs.get("messages", [])},
     ) as step:
         # #region agent log - Debug: Check if step is root after creation
-        print(f"[OPENLAYER_DEBUG] litellm_tracer:stream_chunks | AFTER create_step | step_id={step.id[:8] if step.id else None} | is_root={_parent is None}", flush=True)
+        print(f"[OPENLAYER_DEBUG] litellm_tracer:stream_chunks | AFTER create_step | step_id={str(step.id)[:8] if step.id else None} | is_root={_parent is None}", flush=True)
         # #endregion
         try:
             i = 0