Update app.py

app.py

@@ -1124,6 +1124,7 @@ def checkout():
         print(f"Total Bill After Discount: {total_bill}")  # Debugging final total bill
         print(f"Discount After Discount: {discount}") 
         print(f"Discount After Discount: {total_price}")
+        table_number = table_number if table_number != 'null' else None  # Ensure 'null' string is replaced with None
         # Store order data
         order_data = {
             "Customer_Name__c": user_id,