flake: add lix module; set default nix to lix

flake.nix

@@ -19,7 +19,7 @@
       lib.mapAttrs (
         system: pkgs: {
           inherit
-            (import ./packages rec {
+            (import ./packages {
               inherit pkgs;
               helix = inputs.helix.packages.${system}.default;
             })
@@ -74,5 +74,10 @@
       # Mismatched system dependencies will lead to crashes and other issues.
       inputs.nixpkgs.follows = "nixpkgs";
     };
+
+    lix-module = {
+      url = "https://git.lix.systems/lix-project/nixos-module/archive/2.92.0-3.tar.gz";
+      inputs.nixpkgs.follows = "nixpkgs";
+    };
   };
 }

modules/system/nix/module.nix

@@ -12,10 +12,11 @@ in {
   imports = [
     ./documentation.nix # nixos documentation
     ./nixpkgs.nix # global nixpkgs configuration
+    inputs.lix-module.nixosModules.default
   ];
 
   nix = {
-    package = pkgs.lix;
+    # package = pkgs.lix;
 
     # fuck channels, no thanks
     channel.enable = mkForce false;
@@ -98,6 +99,7 @@ in {
         "nix-command" # experimental nix commands
         "cgroups" # allow nix to execute builds inside cgroups
         "repl-flake" # nh os repl needs this on lix
+        "pipe-operator"
       ];
 
       # Ensures that the result of Nix expressions is fully determined by