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/bash/shell

@@ -0,0 +1,13 @@
+# History control
+shopt -s histappend
+HISTCONTROL=ignoreboth
+HISTSIZE=32768
+HISTFILESIZE="${HISTSIZE}"
+
+# Autocompletion
+if [[ ! -v BASH_COMPLETION_VERSINFO && -f /usr/share/bash-completion/bash_completion ]]; then
+  source /usr/share/bash-completion/bash_completion
+fi
+
+# Ensure command hashing is off for mise
+set +h