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.

config/nomarchy/default/chromium/extensions/copy-url/manifest.json

@@ -0,0 +1,19 @@
+{
+  "manifest_version": 3,
+  "name": "Copy URL",
+  "version": "1.0",
+  "description": "Copy current URL to clipboard, this extension is installed by Nomarchy",
+  "permissions": ["activeTab", "scripting", "notifications"],
+  "icons": {
+    "16": "icon.png",
+    "48": "icon.png",
+    "128": "icon.png"
+  },
+  "commands": {
+    "copy-url": {
+      "suggested_key": {"default": "Alt+Shift+L"},
+      "description": "Copy URL"
+    }
+  },
+  "background": {"service_worker": "background.js"}
+}