real meat hours

flakes/meat/flake.nix

@@ -2,8 +2,20 @@
   description = "the meat (package) manager";
 
   inputs = {
-    # use registry nixpkgs
-    # nixpkgs.url = "nixpkgs/nixos-unstable";
+    nixpkgs.url = "nixpkgs/nixos-unstable";
+
+    nh.url = "github:viperML/nh";
+
+    lix = {
+      url = "https://git.lix.systems/lix-project/lix/archive/main.tar.gz";
+      flake = false;
+    };
+
+    lix-module = {
+      url = "https://git.lix.systems/lix-project/nixos-module/archive/main.tar.gz";
+      inputs.nixpkgs.follows = "nixpkgs";
+      inputs.lix.follows = "lix";
+    };
 
     src = {
       url = "path:src";
@@ -14,22 +26,24 @@
   outputs = {
     self,
     nixpkgs,
+    lix-module,
+    lix,
+    nh,
     src,
   }: let
-    # System types to support.
     supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
 
-    # Helper function to generate an attrset '{ x86_64-linux = f "x86_64-linux"; ... }'.
     forAllSystems = nixpkgs.lib.genAttrs supportedSystems;
 
-    # Nixpkgs instantiated for supported system types.
     nixpkgsFor = forAllSystems (system:
       import nixpkgs {
         inherit system;
-        # overlays = [self.overlay];
+        overlays = [
+          lix-module.overlays.default
+          nh.overlays.default
+        ];
       });
   in {
-    # Provide some binary packages for selected system types.
     packages = forAllSystems (system: let
       pkgs = nixpkgsFor.${system};
     in {
@@ -38,12 +52,8 @@
       };
     });
 
-    # The default package for 'nix build'. This makes sense if the
-    # flake provides only one package or there is a clear "main"
-    # package.
     defaultPackage = forAllSystems (system: self.packages.${system}.meat);
 
-    # A NixOS module, if applicable (e.g. if the package provides a system service).
     nixosModules.meat = {
       pkgs,
       config,
@@ -68,7 +78,5 @@
         };
       };
     };
-
-    # Tests run by 'nix flake check' and by Hydra.
   };
 }