Assets で pathを指定する
Assets でのパス指定に少し躓いたのでメモ書き
Asset::add_path('assets/data', array('css', 'img', 'js')); /* [_asset_paths:protected] => Array ( [css] => Array ( [0] => assets\data\css\ [1] => assets\css\ ) [js] => Array ( [0] => assets\data\js\ [1] => assets\js\ ) [img] => Array ( [0] => assets\data\img\ [1] => assets\img\ ) ) */
Asset::add_path('assets/data', array('css' => '', 'img' => '', 'js' => '')); /* [_asset_paths:protected] => Array ( [css] => Array ( [0] => assets\data\ [1] => assets\css\ ) [js] => Array ( [0] => assets\data\ [1] => assets\js\ ) [img] => Array ( [0] => assets\data\ [1] => assets\img\ ) ) */