<https://meta.fiatlux.tk/#/schema/logo/image/>
<http://schema.org/width>
"240"^^<http://www.w3.org/2001/XMLSchema#integer>
<https://meta.fiatlux.tk/question/wordpress-comment-inclure-limage-mise-en-avant-des-articles-dans-les-flux-de-syndication-rss-dun-site/>