Single-file dummy web server

A simple web server which just renders list of environment variables. Implemented with one file. Please modify freely.

How to launch web server

gem install thin sinatra sinatra-contrib haml
ruby app.rb

Then, visit localhost:4567! (゚∀゚)=3

How to build docker image

docker build . -t sample-http-server
docker run -p 4567:4567 sample-http-server