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/dotenv/lib/env-options.js

@@ -0,0 +1,28 @@
+// ../config.js accepts options via environment variables
+const options = {}
+
+if (process.env.DOTENV_CONFIG_ENCODING != null) {
+  options.encoding = process.env.DOTENV_CONFIG_ENCODING
+}
+
+if (process.env.DOTENV_CONFIG_PATH != null) {
+  options.path = process.env.DOTENV_CONFIG_PATH
+}
+
+if (process.env.DOTENV_CONFIG_QUIET != null) {
+  options.quiet = process.env.DOTENV_CONFIG_QUIET
+}
+
+if (process.env.DOTENV_CONFIG_DEBUG != null) {
+  options.debug = process.env.DOTENV_CONFIG_DEBUG
+}
+
+if (process.env.DOTENV_CONFIG_OVERRIDE != null) {
+  options.override = process.env.DOTENV_CONFIG_OVERRIDE
+}
+
+if (process.env.DOTENV_CONFIG_DOTENV_KEY != null) {
+  options.DOTENV_KEY = process.env.DOTENV_CONFIG_DOTENV_KEY
+}
+
+module.exports = options