Update app.py

app.py

@@ -28,7 +28,7 @@ def process_pdf(pdf_path):
     return "PDF successfully processed and indexed."
 
 # RAG Query Function
-def query_rag(message, system_prompt, temperature, max_new_tokens, top_k, repetition_penalty, top_p):
+def query_rag(message, system_prompt, temperature, max_new_tokens, top_k, repetition_penalty, top_p, history=None):
     if vector_store is None:
         return "Please upload and process a PDF first."