first release

nix/meat-module.nix

@@ -0,0 +1,30 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkEnableOption mkOption types;
+  cfg = config.programs.meat;
+in {
+  options.programs.meat = {
+    enable = mkEnableOption "meat";
+    flake = mkOption {
+      type = with types; nullOr (either path str);
+      default = null;
+      description = "path to your system flake";
+    };
+  };
+  config = let
+    inherit (pkgs) meat nh lix;
+  in
+    lib.mkIf
+    cfg.enable
+    {
+      environment.systemPackages = [meat nh lix];
+      environment.sessionVariables.NH_FLAKE =
+        if (cfg.flake == null)
+        then abort "Please set the programs.meat.flake option to your system flake."
+        else config.programs.meat.flake;
+    };
+}