src/Extensions/ThemeManager.php
protected function publishThemePublic(Theme $theme)
    {
        $target = public_path(self::TARGET_DIR);
        // Merge/overwrite theme public files.
        return $this->filesystem->copyDirectory($theme->getPublicDirectory(), $target);
    }
protected function publishThemePublic(Theme $theme)
    {
        $target = public_path(self::TARGET_DIR);
        // Merge/overwrite theme public files.
        return $this->filesystem->copyDirectory($theme->getPublicDirectory(), $target);
    }
Publish a themes public assets. Themes MUST have public assets.
@param Theme $theme
@return bool