Website restoration: Node.js backend, restored design, GitHub sync disabled

- Replaced broken .NET backend with Node.js/Express
- Restored original website design with purple gradient hero
- Updated homepage and shop pages with Bootstrap 5 responsive design
- Disabled GitHub remote sync - all code now stored locally only
- Created backup scripts and documentation
- All changes saved on Ubuntu server at /var/www/SkyArtShop

backend/node_modules/validator/lib/isAfter.js

@@ -0,0 +1,19 @@
+"use strict";
+
+Object.defineProperty(exports, "__esModule", {
+  value: true
+});
+exports.default = isAfter;
+var _toDate = _interopRequireDefault(require("./toDate"));
+function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
+function _typeof(o) { "@babel/helpers - typeof"; return _typeof = "function" == typeof Symbol && "symbol" == typeof Symbol.iterator ? function (o) { return typeof o; } : function (o) { return o && "function" == typeof Symbol && o.constructor === Symbol && o !== Symbol.prototype ? "symbol" : typeof o; }, _typeof(o); }
+function isAfter(date, options) {
+  // For backwards compatibility:
+  // isAfter(str [, date]), i.e. `options` could be used as argument for the legacy `date`
+  var comparisonDate = (_typeof(options) === 'object' ? options.comparisonDate : options) || Date().toString();
+  var comparison = (0, _toDate.default)(comparisonDate);
+  var original = (0, _toDate.default)(date);
+  return !!(original && comparison && original > comparison);
+}
+module.exports = exports.default;
+module.exports.default = exports.default;