Modularize code

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

users/common/configs/stylix/default.nix

@@ -1,3 +1,17 @@
+{ config, inputs, lib, ... }:
+
 {
-  stylix.enable = true;
+  home-manager = {
+    sharedModules = [{
+      imports = [ inputs.stylix.homeManagerModules.stylix ];
+      stylix.enable = true;
+    }];
+
+    users = lib.attrsets.mapAttrs (user: config: ({
+      stylix = {
+        image = config.wallpaper;
+        base16Scheme = config.base16Scheme;
+      };
+    })) (lib.attrsets.filterAttrs (name: config: config.isNormalUser) config.users.users);
+  };
 }