Update app.py

app.py

@@ -13,7 +13,8 @@ DATA_PATH = "data.csv"
 df = pd.read_csv(DATA_PATH)
 
 # --- Load mô hình semantic embedding ---
-model = SentenceTransformer("keepitreal/vietnamese-sbert")
+# model = SentenceTransformer("keepitreal/vietnamese-sbert")
+model = SentenceTransformer("VoVanPhuc/sup-SimCSE-VietNamese-phobert-base")
 
 # --- Chuẩn bị vector sản phẩm ---
 product_names = df["item"].astype(str).tolist()