Refactor modules

Signed-off-by: Nikolaos Karaolidis <nick@karaolidis.com>

user/configs/stylix.nix

@@ -0,0 +1,21 @@
+{ config, lib, pkgs, ... }:
+
+let
+  cfg = config.stylix;
+in
+{
+  options.stylix = {
+    wallpaper = lib.mkOption {
+      type = lib.types.path;
+      description = "The path to the wallpaper";
+    };
+  };
+
+  config = {
+    stylix = {
+      enable = true;
+      base16Scheme = "${pkgs.base16-schemes}/share/themes/da-one-sea.yaml";
+      image = cfg.wallpaper;
+    };
+  };
+}