GitHub Actions CI config for Ruby on Rails project with MySQL, Redis, Elasticsearch - how to run parallel tests

You will learn how to configure Ruby on Rails project on GitHub Actions. This specific Rails project has MySQL and Redis database. There is also Elasticsearch service running on CI. If your project is close to that setup below GitHub Actions yaml configuration will allow you to run tests on GitHub CI server.If you happen to use PostgreSQL you can check our previous article about Rails app configuration with Postgres on GitHub Actions.