lib/host.nix

@@ -1,5 +1,6 @@
 { pkgs
 , nixpkgs
+, nixos-unstable
 , unstablePkgs
 , home-manager
 , system
@@ -23,7 +24,7 @@
       add_imports = imports;
     in
     nixpkgs.lib.nixosSystem {
-      inherit system pkgs;
+      inherit system;
 
       modules = [
         {
@@ -32,14 +33,27 @@
             (mkSysRole "acme")
           ];
 
+          nixpkgs = { inherit pkgs; };
+
+          nix = {
+            nixPath = [
+              "nixpkgs=${nixpkgs}"
+              "unstable=${nixos-unstable}"
+            ];
+            registry = {
+              nixpkgs.flake = nixpkgs;
+              unstable.flake = nixos-unstable;
+            };
+          };
+
           home-manager = {
-            users.root.imports = [ (mkHomeRole "common") ];
+            users.root.imports = pkgs.lib.singleton (mkHomeRole "common");
             extraSpecialArgs.unstablePkgs = unstablePkgs;
             useGlobalPkgs = true;
           };
 
           system.stateVersion = "22.11";
-
+          
           environment.shells = [ pkgs.zsh ];
           users.defaultUserShell = pkgs.zsh;
         }