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/busboy/test/test.js

@@ -0,0 +1,20 @@
+'use strict';
+
+const { spawnSync } = require('child_process');
+const { readdirSync } = require('fs');
+const { join } = require('path');
+
+const files = readdirSync(__dirname).sort();
+for (const filename of files) {
+  if (filename.startsWith('test-')) {
+    const path = join(__dirname, filename);
+    console.log(`> Running ${filename} ...`);
+    const result = spawnSync(`${process.argv0} ${path}`, {
+      shell: true,
+      stdio: 'inherit',
+      windowsHide: true
+    });
+    if (result.status !== 0)
+      process.exitCode = 1;
+  }
+}