fix: права www-data после git pull и npm install

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/fix-shop-permissions.sh

@@ -0,0 +1,37 @@
+#!/bin/bash
+# Права на каталог магазина для пользователя systemd (www-data)
+#   sudo bash "$SHOP_ROOT/scripts/fix-shop-permissions.sh"
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# shellcheck source=shop-root.sh
+source "$SCRIPT_DIR/shop-root.sh"
+
+SHOP_SERVICE_USER="${SHOP_SERVICE_USER:-www-data}"
+
+if [ "$(id -u)" -ne 0 ]; then
+  echo "Запустите от root: sudo bash $0"
+  exit 1
+fi
+
+if ! id "$SHOP_SERVICE_USER" &>/dev/null; then
+  echo "Ошибка: пользователь $SHOP_SERVICE_USER не найден"
+  exit 1
+fi
+
+echo "=== Права Shop: $SHOP_ROOT → $SHOP_SERVICE_USER ==="
+
+chown -R "$SHOP_SERVICE_USER:$SHOP_SERVICE_USER" "$SHOP_ROOT"
+
+# npm cache/logs для www-data
+for dir in /var/www/.npm /var/www/.cache; do
+  mkdir -p "$dir"
+  chown -R "$SHOP_SERVICE_USER:$SHOP_SERVICE_USER" "$dir"
+done
+
+if [ -f "$SHOP_ROOT/.env" ]; then
+  chmod 640 "$SHOP_ROOT/.env"
+  chown "$SHOP_SERVICE_USER:$SHOP_SERVICE_USER" "$SHOP_ROOT/.env"
+fi
+
+echo "OK: владелец $SHOP_SERVICE_USER, можно: systemctl restart shop"