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/walker/config.toml

@@ -1,7 +1,7 @@
 force_keyboard_focus = true                                                 # forces keyboard forcus to stay in Walker
 selection_wrap = true                                                       # wrap list if at bottom or top
 theme = "nomarchy-default"                                                   # theme to use
-additional_theme_location = "~/.local/share/nomarchy/default/walker/themes/"
+additional_theme_location = "~/.config/nomarchy/default/walker/themes/"
 hide_action_hints = true                                                    # globally hide the action hints
 
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