Finally finished the amazing course by  Krystian Majewski (Lazy Devs)
It took a while, but there it is. ))

Thanks to Krystian Majewski for throughout guides on working with pico-8.
If you are interested in pico-8 development I would strongly suggest checking his youtube channel.  https://www.youtube.com/c/LazyDevs

Btw, there is new ongoing series about making shmup.