message: upload file with contentType in case file extension is different, e.g. .jfif
diff: @@ -105,6 +105,7 @@ export const FT_compressedThumbnail = functions.storage
  // Upload the image
  await bucket.upload(tempLocalThumbFile, {
  destination: thumbFilePath,
  + contentType: object.contentType,
  metadata: {
  metadata: {
  firebaseStorageDownloadTokens: token,
  