Add flake with home-manager

.gitignore

@@ -0,0 +1 @@
+/result

README.md

@@ -12,4 +12,13 @@ Build and switch
 
 ```bash
 nixos-rebuild switch --flake .#<hostname>
+```
+
+Build script to activate in current shell
+```bash
+nix build .#hmConfig.<hostname>.activationPackage
+```
+with
+```bash
+./result/activate
 ```

flake.lock

@@ -1,25 +1,60 @@
 {
   "nodes": {
-    "nixpkgs": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "utils": "utils"
+      },
       "locked": {
-        "lastModified": 1675183161,
+        "lastModified": 1675247113,
-        "narHash": "sha256-Zq8sNgAxDckpn7tJo7V1afRSk2eoVbu3OjI1QklGLNg=",
+        "narHash": "sha256-+YcXjfCP4hNu8A68b/UoXFCTDwKLuLV+x/7dQnM5U/o=",
-        "owner": "nixos",
+        "owner": "nix-community",
-        "repo": "nixpkgs",
+        "repo": "home-manager",
-        "rev": "e1e1b192c1a5aab2960bf0a0bd53a2e8124fa18e",
+        "rev": "782cb855b2f23c485011a196c593e2d7e4fce746",
         "type": "github"
       },
       "original": {
-        "owner": "nixos",
+        "owner": "nix-community",
-        "ref": "nixos-unstable",
+        "repo": "home-manager",
-        "repo": "nixpkgs",
         "type": "github"
       }
     },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1675158573,
+        "narHash": "sha256-HkKEZA/8mt7iJ2eotjPMz6XUdjBW8E2aH0AoqLJ9vEs=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e3945057be467f32028ff6b67403be08285ad8c8",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
     "root": {
       "inputs": {
+        "home-manager": "home-manager",
         "nixpkgs": "nixpkgs"
       }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
     }
   },
   "root": "root",

flake.nix

@@ -2,10 +2,14 @@
   description = "A very basic flake";
 
   inputs = {
-    nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    # nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
+    home-manager = {
+      url = github:nix-community/home-manager;
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 
-  outputs = { self, nixpkgs }:
+  outputs = { self, nixpkgs, home-manager }:
     let
       system = "x86_64-linux";
       pkgs = import nixpkgs {
@@ -15,9 +19,33 @@
       lib = nixpkgs.lib;
     in {
       nixosConfigurations = {
-        nixos-desktop = lib.nixosSystem {
+        florian = lib.nixosSystem {
           inherit system;
-          modules = [ ./configuration.nix ];
+          modules = [
+            ./configuration.nix
+            home-manager.nixosModules.home-manager {
+              home-manager.useGlobalPkgs = true;
+              home-manager.useUserPackages = true;
+              home-manager.users.florian = {
+                imports = [ ./home.nix ];
+              };
+            }
+          ];
+        };
+      };
+      hmConfig = {
+        florian = home-manager.lib.homeManagerConfiguration {
+          pkgs = nixpkgs.legacyPackages.${system};
+          modules = [
+            ./home.nix
+            {
+              home = {
+                username = "florian";
+                homeDirectory = "/home/florian";
+                stateVersion = "22.11";
+              };
+            }
+          ];
         };
       };
     };

home.nix

@@ -0,0 +1,23 @@
+{ config, pkgs, ... }:
+
+{
+  # Home Manager needs a bit of information about you and the
+  # paths it should manage.
+  home.username = "florian";
+  home.homeDirectory = "/home/florian";
+
+  # This value determines the Home Manager release that your
+  # configuration is compatible with. This helps avoid breakage
+  # when a new Home Manager release introduces backwards
+  # incompatible changes.
+  #
+  # You can update Home Manager without changing this value. See
+  # the Home Manager release notes for a list of state version
+  # changes in each release.
+  home.stateVersion = "22.11";
+
+  # Let Home Manager install and manage itself.
+  programs.home-manager.enable = true;
+
+  home.packages = with pkgs; [ htop ];
+}