Update app.py

app.py

@@ -17,8 +17,14 @@ system_prompt = (
     "If you don't know an answer, say 'I'm not sure about that, but I can try to help further!'"
 )
 
+# Limit chat history length
+MAX_HISTORY_LENGTH = 5  # Keep only the last 5 turns to prevent excessive context size
+
 @spaces.GPU  # For ZeroGPU compatibility
 def chatbot(message, history):
+    # Keep only the most recent entries in history
+    history = history[-MAX_HISTORY_LENGTH:]
+
     # Combine the system prompt with chat history and user message
     conversation = system_prompt + "\n"
     conversation += "".join([f"User: {msg}\nBot: {resp}\n" for msg, resp in history])