Update app.py

app.py

@@ -73,8 +73,9 @@ cleaned_chunks = preprocess_text(knowledge_base)
 client = InferenceClient("Qwen/Qwen2.5-7B-Instruct")
 
 def respond(message, history):
-    
-    messages = [{"role": "system", "content": "You are a friendly chatbot."}]
+    top_chunks = get_top_chunks(message, chunk_embeddings, cleaned_chunks)
+    context = "\n".join(top_chunks)
+    messages = [{"role": "system","content": f"You are a friendly chatbot. Use this context to answer:\n{context}"
     
     if history:
         messages.extend(history)