Release Note - Back Office V84

The release note for back-office features

1.Support record addition and deletion for employee attendance

2.Support new access point: 'price override (markup only)'

1.Add delivery fee, surcharge, and service charge columns to invoice detail

2.Update time format to 'date + time' on the gift card manager page

3.Support discount format settings

4.Enable user selection of item printer settings for combo items

5.Support exporting detailed info in all report files

6.Support 'Dual Prices' for sales receipts in 'Unpay' status

7.Remove the click-popup for Invoice Details

8.Delete the 'Print Side Item' option from kitchen receipt settings

1.Fixed an issue where a code error would occur when saving online order settings without entering a service fee amount.

2.Fixed an issue where the store's business hours could not be edited.