nix: add flake to build home

flake.lock

@@ -1,5 +1,26 @@
 {
   "nodes": {
+    "home-manager": {
+      "inputs": {
+        "nixpkgs": [
+          "nixpkgs"
+        ],
+        "utils": "utils"
+      },
+      "locked": {
+        "lastModified": 1661573386,
+        "narHash": "sha256-pBEg8iY00Af/SAtU2dlmOAv+2x7kScaGlFRDjNoVJO8=",
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "rev": "d89bdff445eadff03fe414e9c30486bc8166b72b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-community",
+        "repo": "home-manager",
+        "type": "github"
+      }
+    },
     "nixpkgs": {
       "locked": {
         "lastModified": 1661628722,
@@ -18,8 +39,24 @@
     },
     "root": {
       "inputs": {
+        "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

@@ -1,16 +1,28 @@
 {
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
-  };
+    nixpkgs.url = github:NixOS/nixpkgs/nixos-unstable;
 
-
-  outputs = { self, nixpkgs }: {
-    nixosConfigurations.systemHome = nixpkgs.lib.nixosSystem {
-      system = "x86_64-linux";
-      modules = [
-        ./system/configuration.nix
-        ./system/machine/home
-      ];
+    home-manager = {
+      url = github:nix-community/home-manager;
+      inputs.nixpkgs.follows = "nixpkgs";
     };
   };
+
+  outputs = inputs @ { self, nixpkgs, ... }:
+    let
+      system = "x86_64-linux";
+    in
+    {
+      homeConfigurations = import ./outputs/home.nix {
+        inherit inputs system;
+      };
+
+      nixosConfigurations = import ./outputs/system.nix {
+        inherit nixpkgs system;
+      };
+
+      devShell.${system} = import ./shell.nix {
+        pkgs = import nixpkgs { inherit system; };
+      };
+    };
 }

outputs/home.nix

@@ -0,0 +1,16 @@
+{ inputs, system }:
+
+with inputs;
+
+let
+  pkgs = import nixpkgs { inherit system; };
+in
+{
+  homeMe = home-manager.lib.homeManagerConfiguration {
+    inherit pkgs;
+
+    modules = [
+      ../home/home.nix
+    ];
+  };
+}

outputs/system.nix

@@ -0,0 +1,11 @@
+{ nixpkgs, system }:
+
+{
+  systemHome = nixpkgs.lib.nixosSystem {
+    inherit system;
+    modules = [
+      ../system/configuration.nix
+      ../system/machine/home
+    ];
+  };
+}