Add omarchy external for ~/.config/omarchy (prdlk/omarchy)

docs/desktop/index.mdx

@@ -16,7 +16,7 @@ Two Wayland compositors are configured side by side. niri is the original setup,
 | Page | Covers |
 | --- | --- |
 | [niri](/desktop/niri) | `~/.config/niri` (base config, Noctalia colors, the `config.d/` fragments, per-display profiles), niri helper scripts, the `niri-launch*` launchers, `cp-appid`, the `nirinit` user service |
-| [Hyprland](/desktop/hyprland) | `~/.config/hypr` Lua config on Omarchy: bindings, input, look and feel, monitors, hyprsunset, the portal; every `omarchy-*` script in `~/.local/bin` |
+| [Hyprland](/desktop/hyprland) | `~/.config/hypr` Lua config on Omarchy: bindings, input, look and feel, monitors, hyprsunset, the portal; every `omarchy-*` script in `~/.local/bin`. `~/.config/omarchy` (shell, hooks, menus, themes) is the [prdlk/omarchy](https://github.com/prdlk/omarchy) external, see [externals](/chezmoi/externals-and-ignore#app-externals) |
 | [Waybar](/desktop/waybar) | `~/.config/waybar`: module layout, stylesheet, the `window_pill.py` title module |
 | [Fonts and default apps](/desktop/fonts-and-apps) | `~/.config/fontconfig/fonts.conf`, `~/.config/mimeapps.list`, the Victor Mono Nerd Font packages |
 | [vicinae](/desktop/vicinae) | `~/.config/vicinae/settings.json`: launcher keybindings, font, extension shortcuts and aliases |