Do you think Pinebook Pro is suitable for making some lighter games?
https://store.pine64.org/?product=14-pinebook-pro-linux-laptop
Do you means this one?
If yes, it seems this Notebook meet the minimum requirement to install Defold if you replace the OS to Ubuntu. Ar…but I am not sure why you want to get a challenge from it 
Yes I mean this , and I feel that I will try , cuz I like challenges 
and I need a cheap secondary computer (laptop) to my main computer.