Simple rack app to serve static content

Create a Gemfile

touch Gemfile

Add the rack gem to the gemfile

source 'https://rubygems.org'

gem 'rack'

Run bundle install

bundle install

Create a config.ru file with the following code

map "/" do
  use Rack::Static, urls: [""],
                    root: File.expand_path('./'),
                    index: 'index.html'
  run lambda {}
end

Create an index.html file

touch index.html

Run the server and open your browser at 0.0.0.0:9292

bundle exec rackup