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.

bin/utils/nomarchy-npx-install

@@ -0,0 +1,24 @@
+#!/bin/bash
+
+# Install an npx wrapper for a given npm package.
+# Usage: nnomarchy-npx-install <package> [command-name]
+#
+# If command-name is omitted, it defaults to the package name.
+# Example: nnomarchy-npx-install opencode-ai opencode
+
+if [[ -z $1 ]]; then
+  echo "Usage: nnomarchy-npx-install <package> [command-name]"
+  exit 1
+fi
+
+package=$1
+command=${2:-$1}
+
+mkdir -p "$HOME/.local/bin"
+
+cat > "$HOME/.local/bin/$command" <<EOF
+#!/bin/bash
+exec npx --yes $package "\$@"
+EOF
+
+chmod +x "$HOME/.local/bin/$command"