move programs to home-manager modules

modules/themeing/default.nix

@@ -1,4 +1,12 @@
-{ lib, inputs, ...}: {
+{
+  lib,
+  inputs,
+  pkgs,
+  config,
+  ...
+}:
+{
+  imports = [ inputs.base16.nixosModule ];
   options.theming.theme = lib.mkOption {
     type = lib.types.str;
     apply = name: "${inputs.tt-schemes}/base16/${name}.yaml";
@@ -9,4 +17,9 @@
   options.theming.fontPackage = lib.mkOption {
     type = lib.types.package;
   };
+
+  config.theming.theme = "catppuccin-mocha";
+  config.theming.font = "Iosevka";
+  config.theming.fontPackage = pkgs.iosevka;
+  config.scheme = config.theming.theme;
 }