concatenate fields on a select options

                Select::make('taxes')
                    ->required()
                    ->relationship('taxes', 'name')
                    ->options(
                        Tax::pluck('name', 'id')


                    )
                    ->getOptionLabelUsing(fn ($value): ?string => Tax::find($value)?->name. ' - '. Tax::find($value)?->rate. '%')

                    ->preload()
                    ->createOptionForm([
                        Forms\Components\TextInput::make('name'),
                        Forms\Components\TextInput::make('rate')->suffix('%'),

                    ]),