def test_render_css_with_cache_buster
    get comfy_cms_render_css_path(site_id: @site, identifier: @layout.identifier, cache_buster: @layout.cache_buster)
    assert_response :success
    assert_match "text/css", response.content_type
    assert_equal "max-age=31556952, public", response.headers["Cache-Control"]