Remove message history

tests/test_llm.py

@@ -21,8 +21,6 @@ def test_chat_client(ollama_config, chat_client):
         chat_client, "Tell me your name and introduce yourself briefly"
     )
 
-    response_from_history = chat_client.get_last_response_or_none().content
     assert response is not None
-    assert response == response_from_history
     assert len(response) > 0
     assert "gemma" in response.lower()