update to new home-manager flake format

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "hardware": {
       "locked": {
-        "lastModified": 1653145312,
+        "lastModified": 1656933710,
-        "narHash": "sha256-affCuB0Boa8CDFykoJVPZfhHLBok7Sq+QEOJvo3Xf+k=",
+        "narHash": "sha256-SVG8EqY1OTJWBRY4hpct2ZR2Rk0L8hCFkug3m0ABoZE=",
         "owner": "nixos",
         "repo": "nixos-hardware",
-        "rev": "8b5e1bf2fd62adefff05ae67cd49440be93ea193",
+        "rev": "3bf48d3587d3f34f745a19ebc968b002ef5b5c5a",
         "type": "github"
       },
       "original": {
@@ -19,14 +19,15 @@
       "inputs": {
         "nixpkgs": [
           "nixpkgs"
-        ]
+        ],
+        "utils": "utils"
       },
       "locked": {
-        "lastModified": 1653153149,
+        "lastModified": 1657241847,
-        "narHash": "sha256-8B/tWWZziFq4DqnAm9uO7M4Z4PNfllYg5+teX1e5yDQ=",
+        "narHash": "sha256-/aN3p2LaRNVXf7w92GWgXq9H5f23YRQPOvsm3BrBqzU=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "94780dd888881bf35165dfdd334a57ef6b14ead8",
+        "rev": "8160b3b45b8457d58d2b3af2aeb2eb6f47042e0f",
         "type": "github"
       },
       "original": {
@@ -37,11 +38,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1653060744,
+        "lastModified": 1657114324,
-        "narHash": "sha256-kfRusllRumpt33J1hPV+CeCCylCXEU7e0gn2/cIM7cY=",
+        "narHash": "sha256-fWuaUNXrHcz/ciHRHlcSO92dvV3EVS0GJQUSBO5JIB4=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "dfd82985c273aac6eced03625f454b334daae2e8",
+        "rev": "a5c867d9fe9e4380452628e8f171c26b69fa9d3d",
         "type": "github"
       },
       "original": {
@@ -57,6 +58,21 @@
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs"
       }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1653893745,
+        "narHash": "sha256-0jntwV3Z8//YwuOjzhV2sgJJPt+HY6KhU7VZUL0fKZQ=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "1ed9fb1935d260de5fe1c2f7ee0ebaae17ed2fa1",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
     }
   },
   "root": "root",

flake.nix

@@ -16,14 +16,19 @@
       # Bring some functions into scope (from builtins and other flakes)
       inherit (nixpkgs.lib) nixosSystem;
       inherit (home-manager.lib) homeManagerConfiguration;
-    in
+      # We'll use x86_64-linux for everything, but you can have hosts/homes for
-    rec {
+      # different systems and architectures if you want
+      system = "x86_64-linux";
+      pkgs = nixpkgs.legacyPackages.${system};
+    in {
       # System configurations
       # Accessible via 'nixos-rebuild'
       nixosConfigurations = {
         # FIXME: Replace with your hostname
         your-hostname = nixosSystem {
-          system = "x86_64-linux";
+          inherit system;
+          pkgs = nixpkgs.legacyPackages.${system};
+
           # >> Main NixOS configuration file <<
           modules = [ ./nixos/configuration.nix ];
           # Make our inputs available to the config (for importing modules)
@@ -35,13 +40,11 @@
       # Accessible via 'home-manager'
       homeConfigurations = {
         # FIXME: Replace with your username@hostname
-        "your-name@your-hostname" = homeManagerConfiguration rec {
+        "your-name@your-hostname" = homeManagerConfiguration {
-          # FIXME: Replace with your username
+          pkgs = nixpkgs.legacyPackages.${system};
-          username = "your-name";
+
-          homeDirectory = "/home/${username}";
-          system = "x86_64-linux";
           # >> Main home-manager configuration file <<
-          configuration = ./home-manager/home.nix;
+          modules = [ ./home-manager/home.nix ];
           # Make our inputs available to the config (for importing modules)
           extraSpecialArgs = { inherit inputs; };
         };

home-manager/home.nix

@@ -12,6 +12,12 @@
   # Comment out if you wish to disable unfree packages for your system
   nixpkgs.config.allowUnfree = true;
 
+  # TODO: Set your username
+  home = {
+    username = "your-name";
+    homeDirectory = "/home/your-name";
+  };
+
   # Add stuff for your user as you see fit:
   # programs.neovim.enable = true;
   # home.packages = with pkgs; [ steam ];
@@ -22,4 +28,7 @@
 
   # Nicely reload system units when changing configs
   systemd.user.startServices = "sd-switch";
+
+  # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
+  home.stateVersion = "22.05";
 }

nixos/configuration.nix

@@ -29,14 +29,12 @@
   '';
 
   nix = {
-    # Make sure we have at least nix 2.4
+    settings = {
-    # TODO: You can remove me if you're using NixOS 22.05+
+      # Enable flakes and new 'nix' command
-    package = pkgs.nixFlakes;
+      experimental-features = "nix-command flakes";
-    # Enable flakes and new 'nix' command
+      # Deduplicate and optimize nix store
-    extraOptions = ''
+      auto-optimise-store = true;
-      experimental-features = nix-command flakes
+    };
-    '';
-    autoOptimiseStore = true;
   };
 
   # Remove if you wish to disable unfree packages for your system
@@ -76,4 +74,7 @@
     # Use keys only. Remove if you want to SSH using password (not recommended)
     passwordAuthentication = false;
   };
+
+  # https://nixos.wiki/wiki/FAQ/When_do_I_update_stateVersion
+  system.stateVersion = "22.05";
 }