feat: enable chaotic repo and install cachyos kernel on andromedae

flake.nix

@@ -33,6 +33,7 @@
 
     ataraxiasjel-nur.url = "github:AtaraxiaSjel/nur";
     catppuccin.url = "github:catppuccin/nix";
+    chaotic.url = "github:chaotic-cx/nyx/nyxpkgs-unstable";
     deploy-rs = {
       url = "github:serokell/deploy-rs";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -98,6 +99,8 @@
           };
           systemModules = [
             inputs.sops-nix.nixosModules.sops
+            inputs.chaotic.nixosModules.nyx-cache
+            inputs.chaotic.nixosModules.nyx-overlay
             ./modules/nixos
           ];
           homeModules = [ ./modules/home ];

hosts/andromedae/boot.nix

@@ -24,8 +24,12 @@
   #   };
   # };
 
+  services.scx.enable = true;
+  services.scx.scheduler = "scx_rustland";
+
   boot = {
-    zfs.package = pkgs.zfs_unstable;
+    kernelPackages = pkgs.linuxPackages_cachyos;
+    zfs.package = pkgs.zfs_cachyos;
 
     loader = {
       grub = {

modules/nixos/boot/default.nix

@@ -5,7 +5,12 @@
   ...
 }:
 let
-  inherit (lib) mkDefault mkEnableOption mkIf;
+  inherit (lib)
+    mkDefault
+    mkEnableOption
+    mkIf
+    mkOverride
+    ;
 
   cfg = config.ataraxia.defaults.boot;
 in
@@ -30,7 +35,8 @@ in
         "zswap.enabled=0"
       ];
 
-      kernelPackages = pkgs.linuxPackages_xanmod_latest;
+      kernelPackages = mkOverride 900 pkgs.linuxPackages_xanmod_latest;
+      zfs.package = mkOverride 900 pkgs.zfs_unstable;
 
       consoleLogLevel = 3;