public function show($tag)
    {
        $images = $this->repository->getImagesByTag($tag)->paginate(Config::get('cms.pagination'));
        $tags = $this->repository->allTags();

        if (empty($images)) {
            abort(404);
        }

        return view('cms-frontend::gallery.show')
            ->with('tags', $tags)
            ->with('images', $images)
            ->with('title', $tag);
    }