Congratulations for finishing the first task! Yor ability to follow basic instructions will come in handy later on.
In the course of this lab we will be using a lot of commandline programs without a graphical user interface. If you are not used to using a liux commandline or want a quick refresher the next sub-chapter will give you a brief introduction.
If you feel like a real
you may also skip the next sub-chapter and go straight
to working with NodeMCU
and come back whenever you see fit.