Hello, world!

Let’s create a new repository with jj, and show off some basic commands. Here’s what we’re going to learn:

• How to install jj
• Creating a repository with jj git init
• Viewing the current status with jj st
• Using jj describe to describe our commits in a human-friendly way
• Using jj new to create new changes
• Viewing the contents of your repository with jj log
• Seeing what changed with jj diff and jj show
• Which files jj tracks, and how to ignore the rest