Concat two form fields with multiple select relationship

public static function form(Form $form): Form
    {
        return $form
            ->schema([
                Forms\Components\Select::make('teams')
                    ->multiple()
                    ->relationship('teams', 'name')
                    ->preload()
                    ->required(),
                Forms\Components\TextInput::make('group')
                    ->maxLength(255),
                Forms\Components\TextInput::make('name'),