fix: package theme engine and system scripts and fix env-update scriptability

themes/engine/scripts.nix

@@ -0,0 +1,52 @@
+{ config, pkgs, lib, ... }:
+
+let
+  nomarchyLib = import ../../lib { inherit lib; };
+  
+  # Dependencies for theme engine scripts
+  themeDeps = with pkgs; [
+    coreutils
+    gnused
+    gnugrep
+    findutils
+    gawk
+    jq
+    swww
+    libnotify
+    gum
+    brightnessctl
+    playerctl
+    pamixer
+    bc
+  ];
+
+  nomarchy-theme-engine-scripts = pkgs.stdenv.mkDerivation {
+    pname = "nomarchy-theme-engine-scripts";
+    version = "1.0.0";
+    src = ./scripts;
+
+    nativeBuildInputs = [ pkgs.makeWrapper ];
+
+    installPhase = ''
+      mkdir -p $out/bin
+      cp * $out/bin/
+
+      chmod +x $out/bin/*
+      patchShebangs $out/bin
+    '';
+
+    postFixup = ''
+      deps="${lib.makeBinPath themeDeps}"
+      for file in $out/bin/*; do
+        if [ -f "$file" ]; then
+          wrapProgram "$file" \
+            --prefix PATH : "$deps" \
+            --set NOMARCHY_PATH "/etc/nixos/nomarchy"
+        fi
+      done
+    '';
+  };
+in
+{
+  home.packages = [ nomarchy-theme-engine-scripts ];
+}

themes/engine/scripts/nomarchy-theme-set-templates

@@ -1,7 +1,7 @@
 #!/bin/bash
 
-TEMPLATES_DIR="$NOMARCHY_PATH/assets/themed"
-USER_TEMPLATES_DIR="$HOME/.config/nomarchy/themed"
+TEMPLATES_DIR="$NOMARCHY_PATH/themes/templates"
+USER_TEMPLATES_DIR="$HOME/.config/nomarchy/themes/templates"
 NEXT_THEME_DIR="$HOME/.config/nomarchy/current/theme"
 COLORS_FILE="$NEXT_THEME_DIR/colors.toml"