feat: implement modular foundation and core system services

- Update flake.nix with 25.11 release and core inputs
- Add dedicated modules for audio (Pipewire), bluetooth, and networking
- Update GEMINI.md with the new Modular Merging Architecture blueprint
- Configure graphical installer ISO and test VM outputs

bin/nomarchy-theme-set

@@ -1,60 +1,48 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
-if [[ -z $1 ]]; then
+# Set the system theme declaratively.
+# Usage: nomarchy-theme-set <theme-name>
+
+THEME_NAME="$1"
+
+if [[ -z $THEME_NAME ]]; then
   echo "Usage: nomarchy-theme-set <theme-name>"
   exit 1
 fi
 
-CURRENT_THEME_PATH="$HOME/.config/nomarchy/current/theme"
-NEXT_THEME_PATH="$HOME/.config/nomarchy/current/next-theme"
-USER_THEMES_PATH="$HOME/.config/nomarchy/themes"
-OMARCHY_THEMES_PATH="$OMARCHY_PATH/themes"
+STATE_DIR="$HOME/.config/home-manager"
+THEME_STATE_FILE="$STATE_DIR/theme-state.nix"
+WALLPAPER_STATE_FILE="$STATE_DIR/wallpaper-state.nix"
 
-THEME_NAME=$(echo "$1" | sed -E 's/<[^>]+>//g' | tr '[:upper:]' '[:lower:]' | tr ' ' '-')
-
-if [[ ! -d $OMARCHY_THEMES_PATH/$THEME_NAME ]] && [[ ! -d $USER_THEMES_PATH/$THEME_NAME ]]; then
-  echo "Theme '$THEME_NAME' does not exist"
-  exit 1
+# Logic for finding themes
+if [ -d "/etc/nixos/nomarchy/themes" ]; then
+  THEMES_DIR="/etc/nixos/nomarchy/themes"
+elif [ -d "/etc/nomarchy/themes" ]; then
+  THEMES_DIR="/etc/nomarchy/themes"
+else
+  THEMES_DIR="/etc/nixos/themes"
 fi
 
-# Setup clean next theme directory (for atomic theme config swapping)
-rm -rf "$NEXT_THEME_PATH"
-mkdir -p "$NEXT_THEME_PATH"
+mkdir -p "$STATE_DIR"
 
-# Copy official theme first, then overlay user customizations on top
-cp -r "$OMARCHY_THEMES_PATH/$THEME_NAME/"* "$NEXT_THEME_PATH/" 2>/dev/null
-cp -r "$USER_THEMES_PATH/$THEME_NAME/"* "$NEXT_THEME_PATH/" 2>/dev/null
-
-# Generate dynamic configs
-nomarchy-theme-set-templates
-
-# Swap next theme in as current
-rm -rf "$CURRENT_THEME_PATH"
-mv "$NEXT_THEME_PATH" "$CURRENT_THEME_PATH"
-
-# Store theme name for reference
-echo "$THEME_NAME" >"$HOME/.config/nomarchy/current/theme.name"
-
-# Change background with theme
-nomarchy-theme-bg-next
-
-# Restart components to apply new theme
-if pgrep -x waybar >/dev/null; then
-  nomarchy-restart-waybar
+if [ ! -d "$THEMES_DIR/$THEME_NAME" ] && ! [[ "$THEME_NAME" == "dracula" || "$THEME_NAME" == "nord" ]]; then
+  echo "Theme '$THEME_NAME' not found in $THEMES_DIR"
+  # Check if it exists in the palettes file
+  # (Assuming nomarchy-palettes.nix is imported in Nix)
 fi
-nomarchy-restart-swayosd
-nomarchy-restart-terminal
-nomarchy-restart-hyprctl
-nomarchy-restart-btop
-nomarchy-restart-opencode
-nomarchy-restart-mako
 
-# Change app-specific themes
-nomarchy-theme-set-gnome
-nomarchy-theme-set-browser
-nomarchy-theme-set-vscode
-nomarchy-theme-set-obsidian
-nomarchy-theme-set-keyboard
+echo "$THEME_NAME" > "$THEME_STATE_FILE"
+
+# Try to find a background for this theme
+BG_DIR="$THEMES_DIR/$THEME_NAME/backgrounds"
+if [ -d "$BG_DIR" ]; then
+  BG=$(ls "$BG_DIR" | head -n 1)
+  if [ -n "$BG" ]; then
+    echo "$BG_DIR/$BG" > "$WALLPAPER_STATE_FILE"
+  fi
+fi
+
+echo "Theme set to $THEME_NAME. Applying changes with env-update..."
+env-update
 
-# Call hook on theme set
 nomarchy-hook theme-set "$THEME_NAME"