Proper variable declaration

[HawiCaesar]

Good and simple to follow tutorial.

There needs to be a proper variable declaration in app.js line 33

Follow your documentation and trying to run it, encryptedPassword undefined

encryptedPassword = await bcrypt.hash(password, 10);

[DEDaniel]

It's addressed with the PR here https://github.com/Olanetsoft/jwt-project/pull/5