Generating a New Rails App Without Ruby Installed

Interactive Bash shell

We need to run multiple commands in succession in a container in order to generate the Rails project. We could craft a really long, ugly docker run that executes instructions one after another. However, that’s going to be hard to comprehend.

Instead, we can start a container running an interactive Bash shell. This will provide us with a terminal session running inside the container. From there, we can run as many commands as we like, much as if we had a local Bash session.

Note: All the options and commands used below will be explained and run in ...