add flake

flake.nix

@@ -0,0 +1,32 @@
+{
+  description = "A flake using my config";
+
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-22.11";
+    home-manager.url = "github:nix-community/home-manager/release-22.11";
+    home-manager.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { nixpkgs, home-manager, ... }:
+  let
+    system = "x86_64-linux";
+
+    pkgs = import nixpkgs {
+      inherit system;
+    };
+
+    lib = nixpkgs.lib;
+  in {
+
+    nixosConfigurations = {
+      nixbookpro = lib.nixosSystem {
+        inherit system;
+
+        modules = [
+          ./system/configuration.nix
+        ];
+      };
+    };
+
+  };
+}