Implement code changes to enhance functionality and improve performance

run.py

@@ -7,12 +7,12 @@ from src.chat import ChatSession
 
 async def _main() -> None:
     async with ChatSession(user="demo_user", session="demo_session") as chat:
-        # doc_path = chat.upload_document("test.txt")
+        # doc_path = chat.upload_document("note.pdf")
         # print(f"Document uploaded to VM at: {doc_path}")
         # answer = await chat.chat(f"Remove all contents of test.txt and add the text 'Hello, World!' to it.")
         # async for resp in chat.chat_stream("Erase the contents of test.txt and write 'Hello, World!' to it."):
         # async for resp in chat.chat_stream("Verify that the file test.txt exists and contains the text 'Hello, World!'."):
-        async for resp in chat.chat_stream("Show me the ls of root directory."):
+        async for resp in chat.chat_stream("Inspect the contents of note.pdf and summarize it."):
             print("\n>>>", resp)