Update chat parsing logic to include only the most recent 10 messages

src/simple_openai/chat_manager.py

@@ -134,9 +134,9 @@ def get_chat(self, chat_id: str = DEFAULT_CHAT_ID) -> str:
         # Get the chat
         chat = self._messages[chat_id]
 
-        # Parse the chat to a string with each name and message on a new line
+        # Parse the most recent 10 chat messages to a string with each name and message on a new line
         chat_str = "\n".join(
-            [f"{message.name}: {message.content}" for message in chat]
+            [f"{message.name}: {message.content}" for message in list(chat)[-10:]]
         )
 
         # Return the chat