This worked for me (
include gem in your Gemfile
$ bundle install
$ thin start --ssl >> Using rack adapter >> Thin web server (v1.5.1 codename Straight Razor) >> Maximum connections set to 1024 >> Listening on 0.0.0.0:3000, CTRL+C to stop
Mimicking your production/staging environment in your local machine may drag you into a series of problems. Your assets might not load properly. This is because in your in your production.rb / staging.rb you can see a line
# Disable serving static files from the `/public` folder by default since # Apache or NGINX already handles this. config.serve_static_files = ENV['RAILS_SERVE_STATIC_FILES'].present?
Since you might not have passed `RAILS_SERVE_STATIC_FILES` environment variable via terminal, Rails refuses to server static assets. To make it happen you can either pass it via terminal or change the value to `true`