modifyWebsite.html uses | filesize for home directory available_space;
filter was missing, causing $injector/unpr FilesizeFilterProvider.
Register app.filter('filesize') with array annotation in all websiteFunctions.js copies.
- Enhanced module check to first try window.app before falling back to angular.module
- Ensures createWordpress controller can register properly
- Fixes [$controller:ctrlreg] error for createWordpress controller
- Applied to all websiteFunctions.js file locations
