Update app.py

app.py

@@ -67,7 +67,7 @@ def classify_topic_by_keywords(text, language='ar'):
     # Arabic keywords for each topic
     arabic_keywords = {
         "Customer Service": ["خدمة", "استفسار", "مساعدة", "دعم", "سؤال", "استفسار"],
-        "Retention Service": ["احتفاظ", "تجديد", "خصم", "عرض", "العرض"],
+        "Retention Service": ["احتفاظ", "تجديد", "خصم", "عرض", "نحي"],
         "Billing Issue": ["فاتورة", "دفع", "مشكلة", "خطأ", "مبلغ"],
         "Other": ["شيء آخر", "غير ذلك", "أخرى"]
     }