message: Intentionally initialize user to null for clarity
diff: @@ -5,7 +5,7 @@ const challenges = cache.challenges
  module.exports = function retrieveLoggedInUser () {
  return (req, res) => {
  - let user = undefined
  + let user = null
  try {
  if (insecurity.verify(req.cookies.token)) {
  user = insecurity.authenticatedUsers.get(req.cookies.token)
  