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/pg-protocol/dist/index.d.ts

@@ -0,0 +1,6 @@
+/// <reference types="node" />
+import { DatabaseError } from './messages';
+import { serialize } from './serializer';
+import { MessageCallback } from './parser';
+export declare function parse(stream: NodeJS.ReadableStream, callback: MessageCallback): Promise<void>;
+export { serialize, DatabaseError };