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/bcrypt/SECURITY.md

@@ -0,0 +1,15 @@
+# Security Policy
+
+As with any software, `bcrypt` is likely to have bugs. Please report any security vulnerabilities responsibly
+
+## Supported Versions
+
+| Version | Supported          |
+| ------- | ------------------ |
+| 5.0.x   | :white_check_mark: |
+| < 5.0   | :x:                |
+
+## Reporting a Vulnerability
+
+If you are reporting a security vulnerability, please refrain from opening a GitHub issue and instead mail it to
+one of the maintainers listed in the README.