procedure TUniServerModule.UniGUIServerModuleCreate(Sender: TObject);
begin
MimeTable.AddMimeType('xlsx', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet', False);
// correct place to initialize global FormatSettings parameters
PFmtSettings.DateSeparator := '/';
PFmtSettings.CurrencyFormat := 0;
PFmtSettings.CurrencyString := '$';
PFmtSettings.ShortDateFormat := 'dd/mm/yyyy';
end;