move home-manager nix from ~/.config/nixpkgs to ~/nix

README.md

@@ -6,6 +6,8 @@ This repo stores nix expressions and other configuration.
 
 ## Setup
 
+## git
+
 Clone this as a bare repo to avoid the need for symlinking:
 
 ```console
@@ -14,3 +16,11 @@ $ alias config='git --git-dir=$HOME/.dotfiles/ --work-tree=$HOME' # add alias to
 $ config config --local status.showUntrackedFiles no
 $ config checkout -f # this will overwrite any existing configs in the home directory
 ```
+
+## home manager
+
+Install [nix](https://nixos.org/guides/install-nix.html) and [home-manager](https://github.com/nix-community/home-manager).
+
+```console
+$ home-manager -f ~/nix/home.nix switch 
+```