export async function data($) {
  const bundle = await $.loadJSONUrl("https://spec.utxo.cz/23/bundle.json");
  return {
    speakers: bundle.spec.speakers.map(s => {
      if (s.photos && s.photos[0]) {
        const [ tp, ext ] = s.photos[0].split(":")
        s.photoUrl = `https://spec.utxo.cz/23/photos/speakers/${s.id}-${tp}.${ext}`
      }
      return s
    }),
    tracks: bundle.spec.tracks,
  };
}