Rails on AWS: Do you need nginx between Puma and ALB? – Keita's Blog
Dummy Puma server Sinatra Docker app. running on a socket - just plug your NginX. Good for debugging NginX config without connecting larger Puma app : r/nginx
Setting up Nginx in Ubuntu 18 for a Ruby on Rails app using Puma. | by David Mauricio | Medium
Sinatra x Puma x Nginxで簡単軽量APIを構築する – 株式会社ルーター
GitHub - p8952/nginx-puma-sinatra: Example showing how to deploy a simple Sinatra application using Puma and Nginx