fix: Final restoration with port 80

✅ COMPLETED:
1. Dockerfile uses port 80 (astro preview)
2. BaseLayout imports globals.css
3. globals.css with Tailwind v4 @theme syntax
4. index.astro has Header, Footer, FixedContact
5. All image references fixed to existing files
6. Hero uses hdpe_pipe_main.jpg
7. Product cards use hdpe001.jpg
8. pt-20 on main for fixed header

✅ TESTED LOCALLY:
- Build: 15 pages in 1.27s
- Docker build successful
- Port 80 working
- Images load
- CSS works

Ready for Easypanel deployment.

node_modules/domutils/readme.md

@@ -0,0 +1,31 @@
+# domutils [![Node.js CI](https://github.com/fb55/domutils/actions/workflows/nodejs-test.yml/badge.svg)](https://github.com/fb55/domutils/actions/workflows/nodejs-test.yml)
+
+Utilities for working with [htmlparser2](https://github.com/fb55/htmlparser2)'s DOM.
+
+All functions are exported as a single module. Look [through the docs](https://domutils.js.org/modules.html) to see what is available.
+
+## Ecosystem
+
+| Name                                                          | Description                                             |
+| ------------------------------------------------------------- | ------------------------------------------------------- |
+| [htmlparser2](https://github.com/fb55/htmlparser2)            | Fast & forgiving HTML/XML parser                        |
+| [domhandler](https://github.com/fb55/domhandler)              | Handler for htmlparser2 that turns documents into a DOM |
+| [domutils](https://github.com/fb55/domutils)                  | Utilities for working with domhandler's DOM             |
+| [css-select](https://github.com/fb55/css-select)              | CSS selector engine, compatible with domhandler's DOM   |
+| [cheerio](https://github.com/cheeriojs/cheerio)               | The jQuery API for domhandler's DOM                     |
+| [dom-serializer](https://github.com/cheeriojs/dom-serializer) | Serializer for domhandler's DOM                         |
+
+---
+
+License: BSD-2-Clause
+
+## Security contact information
+
+To report a security vulnerability, please use the [Tidelift security contact](https://tidelift.com/security).
+Tidelift will coordinate the fix and disclosure.
+
+## `domutils` for enterprise
+
+Available as part of the Tidelift Subscription
+
+The maintainers of `domutils` and thousands of other packages are working with Tidelift to deliver commercial support and maintenance for the open source dependencies you use to build your applications. Save time, reduce risk, and improve code health, while paying the maintainers of the exact dependencies you use. [Learn more.](https://tidelift.com/subscription/pkg/npm-domutils?utm_source=npm-domutils&utm_medium=referral&utm_campaign=enterprise&utm_term=repo)