feat: install-shop-service.sh для установки systemd unit

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

scripts/server-update.sh

@@ -33,16 +33,24 @@ if command -v pg_isready >/dev/null; then
   }
 fi
 
-if systemctl is-active --quiet shop 2>/dev/null; then
+if [ -f /etc/systemd/system/shop.service ]; then
+  systemctl daemon-reload
   systemctl restart shop
-  sleep 1
-  curl -sf http://127.0.0.1:3000/health && echo || {
-    echo "shop не отвечает — смотрите: journalctl -u shop -n 30"
+  sleep 2
+  if curl -sf http://127.0.0.1:3000/health; then
+    echo ""
+    echo "OK"
+    systemctl reload caddy 2>/dev/null || true
+  else
+    echo "shop не отвечает — journalctl -u shop -n 30"
     exit 1
-  }
-  systemctl reload caddy 2>/dev/null || true
-  echo "OK"
+  fi
+elif [ "$(id -u)" -eq 0 ]; then
+  echo "Служба shop не установлена — устанавливаем..."
+  bash "$SCRIPT_DIR/install-shop-service.sh"
 else
-  echo "Служба shop не установлена. См. deploy/shop.service"
-  echo "WorkingDirectory в unit должен совпадать с: $SHOP_ROOT"
+  echo "Служба shop не установлена. Выполните от root:"
+  echo "  sudo bash $SHOP_ROOT/scripts/install-shop-service.sh"
+  echo "WorkingDirectory: $SHOP_ROOT"
+  exit 1
 fi