lix: try out

configs/default.nix

@@ -170,6 +170,7 @@ in
     ./fonts.nix
     ./hledger.nix
     ./htop.nix
+    ./lix.nix
     ./uni.nix
     # ./i3.nix
     ./graphical

configs/lix.nix

@@ -1,13 +1,11 @@
 {
   pkgs,
+  lib,
   ...
 }:
 {
-  nixpkgs = {
-    config.allowUnfree = true;
-  };
   nix = {
-    package = pkgs.nixVersions.stable;
+    package = lib.mkForce pkgs.lix;
     settings.experimental-features = [ "nix-command" "flakes" ];
   };
 }

flake.nix

@@ -2,8 +2,6 @@
   description = "niveum: packages, modules, systems";
 
   inputs = {
-    self.submodules = true;
-
     agenix.url = "github:ryantm/agenix";
     autorenkalender.url = "github:kmein/autorenkalender";
     home-manager.url = "github:nix-community/home-manager/release-25.11";
@@ -166,7 +164,7 @@
                       ${pkgs.nixos-rebuild-ng}/bin/nixos-rebuild-ng switch \
                         --max-jobs 2 \
                         --log-format internal-json \
-                        --flake .#${hostname} \
+                        --flake .?submodules=1#${hostname} \
                         --use-substitutes \
                         --target-host "$target" \
                         ${lib.optionalString (localSystem != machines.${hostname}.system) "--build-host $target"} \