Enhance system message clarity by adding explicit language instruction and adjust logging level for chat file discovery

app.py

@@ -392,9 +392,11 @@ def respond(
         # Remove language instruction from system message to avoid confusion
         base_system_message = system_message.split("\nIMPORTANT:")[0] if "\nIMPORTANT:" in system_message else system_message
         
-        # Always request English response, we'll translate later
+        # Add explicit language instruction
         full_system_message = (
             f"{base_system_message}\n\n"
+            f"CRITICAL: You MUST respond in {LanguageUtils.get_language_name(user_lang)} ({user_lang}). "
+            f"This is your highest priority instruction. "
             f"Provide a complete and helpful response."
         )
         

src/analytics/chat_evaluator.py

@@ -81,8 +81,7 @@ class ChatEvaluator:
             # Filter for chat history files
             chat_path = f"{self.chat_history_path}/"
             chat_files = [f for f in files if f.startswith(chat_path) and f.endswith('.json')]
-            logger.info(f"Found chat files: {len(chat_files)}")
-            logger.info(f"Chat files: {chat_files}")
+            logger.debug(f"Found {len(chat_files)} chat files")  # Более компактный лог
 
             histories = []
             for file in chat_files:
@@ -422,3 +421,4 @@ class ChatEvaluator:
 
 
 
+