As a note, running devcontainers in VSCode is easy, but not required. There is also a CLI tool that uses the same specifications.
You can install it with brew or npm.
I assume that you are talking about the [devcontainers LCI](https://github.com/devcontainers/cli) when you say "a CLI"?
I assume that you are talking about the [devcontainers LCI](https://github.com/devcontainers/cli) when you say "a CLI"?