Add systemd support and puma 5 support

[ayamomiji]

Fix #297
Tested with generated puma.rb
Tested with puma 4 and 5 with rvm and rbenv

[S3od22]

ا

[seuros]

@S3od22 @ayamomiji , i pushed a new version that dont create another namespace for the start/stop tasks.
Can you tell me your feedback.

Also @ayamomiji , how did you fix the $HOME in the systemd service ? SystemD require an absolute path.

[attenzione]

@seuros +1 for same namespace for tasks and extraction of daemon plugin.
I've left few comments in your commit, please review them ;)

[seuros]

thank you @attenzione .

[attenzione]

Have you seen another comment? 24b91a7#r43833430
Seems this will be an issue