switch to flakes

configuration.nix

@@ -1,6 +1,11 @@
 { pkgs, ... }: {
   imports = [ ./hardware-configuration.nix ];
 
+  nix.settings = {
+    experimental-features = [ "nix-command" "flakes" ];
+    auto-optimise-store = true;
+  };
+
   environment.systemPackages = with pkgs; [
     kitty.terminfo
     kakoune

flake.lock

@@ -0,0 +1,44 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1708831307,
+        "narHash": "sha256-0iL/DuGjiUeck1zEaL+aIe2WvA3/cVhp/SlmTcOZXH4=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "5bf1cadb72ab4e77cb0b700dab76bcdaf88f706b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.11",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-23.05": {
+      "locked": {
+        "lastModified": 1704290814,
+        "narHash": "sha256-LWvKHp7kGxk/GEtlrGYV68qIvPHkU9iToomNFGagixU=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "70bdadeb94ffc8806c0570eb5c2695ad29f0e421",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-23.05",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "nixpkgs-23.05": "nixpkgs-23.05"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,27 @@
+{
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+    "nixpkgs-23.05".url = "github:NixOS/nixpkgs/nixos-23.05";
+  };
+
+  outputs = { self, nixpkgs }@attrs: {
+    nixosConfigurations."egirls.gay" = nixpkgs.lib.nixosSystem rec {
+      system = "x86_64-linux";
+      pkgs = let
+        cfg = {
+          inherit system;
+          config.allowUnfree = true;
+        };
+      in import nixpkgs cfg;
+
+      modules = [
+        ./configuration.nix
+
+        # set nix shell nixpkgs to flake nixpkgs
+        ({ config, pkgs, options, ... }: {
+          nix.registry.nixpkgs.flake = nixpkgs;
+        })
+      ];
+    };
+  };
+}