Version control from the first exercise: git and GitHub

We’ve built a machine that’s ready to work: the terminal and Homebrew , Python with asdf and per-project virtual environments , and VS Code wired up to use them . This post adds the thing that turns “files on a laptop” into “work you can’t lose”: version control with git, and a backup of it on GitHub. ...

June 21, 2026 · Britt Treece