Resize image by Firebase Extensions - 4

uploadPhoto.js

let prefix = `https://firebasestorage.googleapis.com/v0/b/${bucket.name}/o`
let suffix = `alt=media&token=${uuid}`
return {
  original: `${prefix}/${encodeURIComponent(file[0].name)}?${suffix}`,
  thumb: `${prefix}/photos${encodeURIComponent(`/${event.source.userId}/thumbs/${event.timestamp}_200x200.jpg`)}?${suffix}`
}