change theshold to 0.5

app.py

@@ -110,7 +110,7 @@ def search_product(query):
 
     result_summary, found = "", False
     for res in result:
-        if res.score > 0.4:
+        if res.score > 0.5:
             found = True
             name = res.payload.get("name", "ไม่ทราบชื่อสินค้า")
             score = f"{res.score:.4f}"