message: Show MIME type of illegal avatar upload if available
diff: @@ -32,7 +32,7 @@ module.exports = function fileUpload () {
  res.redirect('/profile')
  } else {
  res.status(415)
  - next(new Error('Profile image upload does not accept this file type.'))
  + next(new Error(`Profile image upload does not accept this file type${uploadedFileType ? (': ' + uploadedFileType.mime) : '.'}`))
  }
  }
  }
  