# Roda step 1 - Single File app (sort of) Example single file Roda web app. There are extra files for launching the server, running tests, the license, etc, but the app itself is all in app.rb. Prepare the environment with: ```bash bundle install # could do "bundle update" instead if you want to fetch new versions of packages ``` Run tests with: ```bash bundle exec rake test ``` Run the app with: ```bash bundle exec puma ```