Update app.py

app.py

@@ -54,7 +54,7 @@ warnings.filterwarnings("ignore", category=UserWarning)
 DATA_PATH       = "july3.xlsx"   # <- update if needed
 
 # --- Local PDF folder for RAG (no online indexing) ---
-LOCAL_PDF_DIR   = Path("/literature_pdfs")  # <- your local folder
+LOCAL_PDF_DIR   = Path("./literature_pdfs")  # <- your local folder
 LOCAL_PDF_DIR.mkdir(exist_ok=True)
 
 # --- RAG artifacts (kept in working dir) ---