fix: update log.md with recent changes and add openai.md for OpenAI model integration

log.md

@@ -18,4 +18,8 @@
 - Identified that README.md carries the HF space config
 - app.py becomes a mess and we start over using the example from the HF space
 - it works! I gad to revamp app.py to add the original code blocks
-- fixed some trouble at promtps.yaml
+- fixed some jinja % trouble at promtps.yaml
+- add openai access
+- new problems at build (maybe new requirements.txt)
+- roll back to previous version. Add smolagents[openai] to requirements.txt
+- got 25%. The agent cannot access the files

openai.md

@@ -0,0 +1,8 @@
+from smolagents import OpenAIServerModel
+import os
+
+model = OpenAIServerModel(
+    model_id="gpt-4o",
+    api_base="https://api.openai.com/v1",
+    api_key=os.environ["OPENAI_API_KEY"],
+)