How do i keep running the middleman site on ubuntu ? sorry not much into ruby/ rails, but i love this Middleman

like how we use forever in node. how to keep it running on server ?

using version : 3.4

Middleman is a static site generator,

Build static websites
with an easy-to-use framework
Middleman is a static site generator using all the shortcuts and tools in modern web development.

It’s not really meant to be continually running…
https://middlemanapp.com/basics/build-and-deploy/

Agreed. This question does not make sense. As long as you have a simple web server that can serve the static files that Middleman generates, then there is no issue here.