New features

1. Kitchen receipt: Printing by commodity groups is now possible in the app::
   
1. the assignment continues to be managed in the administration
2. if printing is done on multiple printers, make sure to check the "Printing by product group" option.
   
   
   
   
3. When the checkbox is enabled, the printer names in the app must match the SOCP printer names defined in the administration.
1. The app will display a reminder when the feature is activated.