Run `jumpstart.sh` to download installation media for macOS (internet required). The default installation uses High Sierra, but you can upgrade to Mojave later.
> Note: You can skip this if you already have `BaseSystem.img` downloaded. If you have `BaseSystem.dmg`, you will need to convert it with the `dmg2img` tool.
Look in the `docs` folder for more information on adding passthrough hardware (for GPU graphics), set up bridged networking, and enabling sound features.