export default function ( video ) { const webpSource = { ...video.thumbnail, srcset: video.thumbnail.srcset.replaceAll('ytimg.com/vi/', 'ytimg.com/vi_webp/').replace(/.png|.jpg|.jpeg/g, '.webp') } const mergedSources = { webp: webpSource, jpeg: video.thumbnail } return /* html */` ${ Object.entries( mergedSources ).map( ([ key, source ]) => (/* html */` `) ).join('') } ${ video.name } ` }