Setting Up Rails With Dev Containers - FastRuby.io | Rails Upgrade Service

Having reproducible development environments is one of the best ways to guarantee ease of application setup and code sharing in teams. Dev containers are a way to achieve this. In this article we’ll try to give you a small introduction to what dev containers are at their core and provide a minimal example on how to set up a Rails application to use dev containers. For new applications using Rails 8+, the app can be generated for you with a minimal setup. For detailed instructions, you can check out their official guide opens a new window on this, so our guide won’t be covering the case of new rails apps. We’re more interested in tackling the problem of when you already have an application that has been around for some time (or a very long time) and you want to get it properly containerized. .