Add note about outdated docs until we fix them
# Running headscale
+**Note:** The docs are currently out of date with the new 0.12.x releases, we are working on this. The _main_ change is that `headscale` must be running before using the CLI.
+
## Server configuration
1. Download the headscale binary https://github.com/juanfont/headscale/releases, and place it somewhere in your $PATH or use the docker container
