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/_baseSetData.js

@@ -0,0 +1,17 @@
+var identity = require('./identity'),
+    metaMap = require('./_metaMap');
+
+/**
+ * The base implementation of `setData` without support for hot loop shorting.
+ *
+ * @private
+ * @param {Function} func The function to associate metadata with.
+ * @param {*} data The metadata.
+ * @returns {Function} Returns `func`.
+ */
+var baseSetData = !metaMap ? identity : function(func, data) {
+  metaMap.set(func, data);
+  return func;
+};
+
+module.exports = baseSetData;