Set up nix with home manager (only work host for now)

.config/home-manager/flake.nix

@@ -0,0 +1,25 @@
+{
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager = {
+      url = "github:nix-community/home-manager";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
+  };
+  outputs = { nixpkgs, home-manager, ... }:
+    let
+      lib = nixpkgs.lib;
+      system = "x86_64-linux";
+      pkgs = import nixpkgs {
+        inherit system;
+        config.allowUnfree = true;
+      };
+    in {
+      homeConfigurations = {
+        work = home-manager.lib.homeManagerConfiguration {
+          inherit pkgs;
+          modules = [ ./hosts/work ];
+        };
+      };
+    };
+}