Remove user message logging and adjust message history retrieval in Conversation class

app.py

@@ -278,8 +278,6 @@ def ai_bot(
 
     try:
         # Stream output
-        _, message = state.get_user_message(source=state.USER, position='last')
-        logger.info(f"==== User message ====\n{message}")
         logger.info(f"==== Image paths ====\n{all_image_paths}")
 
         response, _ = predict(state,

conversation.py

@@ -139,7 +139,7 @@ class Conversation:
     def get_history(self):
         results = []
         system_message = self.system_message
-        messages = self.messages[:-1]
+        messages = self.messages[:-2]
 
         logger.info(f"=== Raw messages ===\n{messages}")