Ruby on Rails is a web-application framework that includes everything needed to create database-backend web applications according to the Model-View-Controller (MVC) pattern.

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Requirements

If you would like to migrate the database during the deployment with NIXPACKS build pack, you need to set the following Start Command: 
bundle exec rake db:migrate && bundle exec bin/rails server -b 0.0.0.0 -p ${PORT:-3000} -e $RAILS_ENV