I was curious to see if I could create a Docker container for a new Rails project without having Ruby or Rails installed on the host machine. To do this I created a new Ubuntu 18 virtual machine with the bare minimum installed for the OS. I also install Docker, RubyMine, and DataGrip.
Initially I was hoping I could just create the new project inside RubyMine. Unfortunately I couldn’t get it working. As you will see setting up the initial Docker container requires more then just running the “docker-compose up” command.
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