* library to display, select and store user preferences on the browser using localstorage: https://github.com/openfoodfacts/openfoodfacts-server/blob/main/html/js/product-preferences.js | * library to display, select and store user preferences on the browser using localstorage: https://github.com/openfoodfacts/openfoodfacts-server/blob/main/html/js/product-preferences.js |