ramonrails said over 6 years ago on puma-dev replacement for pow and prax :

I added a small script to manage puma-dev easily. Basically all scripts suggested above, in a bash script.

Here is the gist https://gist.github.com/ramonrails/d7056dd8af8c583f56493903fefbdb0c

Thank you.

PS: Nice video series. Keep going. Open source community is great! I hope my tiny contribution helps.