Mage2\Themes\Mage2\Basic\ThemeInfo::registerTheme PHP Метод

    public function registerTheme()
    {
        $themeInfo = ['name' => 'mage2-basic', 'description' => 'Mage2 Basic Theme', 'path' => __DIR__, 'provider' => self::class, 'assets_folder' => __DIR__ . DIRECTORY_SEPARATOR . 'assets'];
        Theme::put('mage2-basic', $themeInfo);
    }