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/lodash/_getSymbols.js

@@ -0,0 +1,30 @@
+var arrayFilter = require('./_arrayFilter'),
+    stubArray = require('./stubArray');
+
+/** Used for built-in method references. */
+var objectProto = Object.prototype;
+
+/** Built-in value references. */
+var propertyIsEnumerable = objectProto.propertyIsEnumerable;
+
+/* Built-in method references for those with the same name as other `lodash` methods. */
+var nativeGetSymbols = Object.getOwnPropertySymbols;
+
+/**
+ * Creates an array of the own enumerable symbols of `object`.
+ *
+ * @private
+ * @param {Object} object The object to query.
+ * @returns {Array} Returns the array of symbols.
+ */
+var getSymbols = !nativeGetSymbols ? stubArray : function(object) {
+  if (object == null) {
+    return [];
+  }
+  object = Object(object);
+  return arrayFilter(nativeGetSymbols(object), function(symbol) {
+    return propertyIsEnumerable.call(object, symbol);
+  });
+};
+
+module.exports = getSymbols;