protected function publishConfig()
    {
        // Publish config files
        $this->publishes([
            __DIR__.'/../../config/config.php'           => config_path('vat_calculator.php'),
            __DIR__.'/../../public/js/vat_calculator.js' => public_path('js/vat_calculator.js'),
        ]);

        $this->publishes([
            __DIR__.'/../../public/js/vat_calculator.js' => base_path('resources/assets/js/vat_calculator.js'),
        ], 'vatcalculator-spark');
    }