update and drop catppuccin

flake.nix

@@ -4,8 +4,6 @@
   inputs = {
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-25.05";
 
-    catppuccin.url = "github:catppuccin/nix";
-
     home-manager = {
       url = "github:nix-community/home-manager/release-25.05";
       inputs.nixpkgs.follows = "nixpkgs";
@@ -13,27 +11,27 @@
 
   };
 
-  outputs = inputs@{ self, nixpkgs, catppuccin, home-manager, ... }: {
+  outputs = inputs@{ self, nixpkgs, # catppuccin,
+                     home-manager, ... }: {
 
 
     nixosConfigurations = {
       segfault-machine = nixpkgs.lib.nixosSystem {
         system = "x86_64-linux";
-	specialArgs = { inherit inputs; };
+        specialArgs = { inherit inputs; };
         modules = [
           ./hosts/segfault-machine/configuration.nix
 
-          home-manager.nixosModules.home-manager
-          {
+          home-manager.nixosModules.home-manager {
             home-manager.backupFileExtension = "backup";
             home-manager.useGlobalPkgs = true;
             home-manager.useUserPackages = true;
 
             home-manager.users.lukas.imports = [
-	      ./home/lukas/default.nix
-	    ];
+              ./home/lukas/default.nix
+            ];
 
-	    home-manager.extraSpecialArgs = { inherit inputs; };
+            home-manager.extraSpecialArgs = { inherit inputs; };
 
           }
         ];