feat(system): comprehensive branding, styling, and system feature update

- Relocate themes to assets/themes/ and update all references.
- Implement custom SDDM theme and Plymouth theme enhancements.
- Add themed templates for Alacritty, Hyprland, Waybar, and other apps.
- Introduce Makima key remapper module and configuration.
- Add Voxtype and Walker configurations.
- Implement systemd power management and timeout optimizations.
- Add Nautilus-python extensions for LocalSend.
- Update branding assets and ASCII art integration.

modules/home/theme-files.nix

@@ -2,7 +2,7 @@
 
 {
   xdg.configFile."nomarchy/current/theme" = {
-    source = ../../themes/${config.nomarchy.theme};
+    source = ../../assets/themes/${config.nomarchy.theme};
     recursive = true;
   };
   
@@ -13,5 +13,8 @@
   xdg.configFile."nomarchy/branding/logo.txt".source = ../../assets/branding/logo.txt;
 
   # Expose all themes to the system via local share for script accessibility
-  xdg.dataFile."nomarchy/themes".source = ../../themes;
+  xdg.dataFile."nomarchy/themes".source = ../../assets/themes;
+
+  # Nautilus python extensions
+  xdg.dataFile."nautilus-python/extensions/localsend.py".source = ../../assets/nautilus-python/extensions/localsend.py;
 }