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/which-pm-runs/LICENSE

@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2017-2022 Zoltan Kochan <z@kochan.io>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.

node_modules/which-pm-runs/README.md

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+# which-pm-runs
+
+> Detects what package manager executes the process
+
+[![npm version](https://img.shields.io/npm/v/which-pm-runs.svg)](https://www.npmjs.com/package/which-pm-runs)
+
+Supports npm, pnpm, Yarn, cnpm. And also any other package manager that sets the `npm_config_user_agent` env variable.
+
+## Installation
+
+```
+pnpm add which-pm-runs
+```
+
+## Usage
+
+```js
+'use strict'
+const whichPMRuns = require('which-pm-runs')
+
+whichPMRuns()
+//> {name: "pnpm", version: "0.64.2"}
+```
+
+## Related
+
+* [which-pm](https://github.com/zkochan/packages/tree/main/which-pm) - Detects what package manager was used for installation
+
+## License
+
+[MIT](LICENSE) © [Zoltan Kochan](http://kochan.io)

node_modules/which-pm-runs/index.js

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+'use strict'
+
+module.exports = function () {
+  if (!process.env.npm_config_user_agent) {
+    return undefined
+  }
+  return pmFromUserAgent(process.env.npm_config_user_agent)
+}
+
+function pmFromUserAgent (userAgent) {
+  const pmSpec = userAgent.split(' ')[0]
+  const separatorPos = pmSpec.lastIndexOf('/')
+  const name = pmSpec.substring(0, separatorPos)
+  return {
+    name: name === 'npminstall' ? 'cnpm' : name,
+    version: pmSpec.substring(separatorPos + 1)
+  }
+}

node_modules/which-pm-runs/package.json

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+{
+  "name": "which-pm-runs",
+  "version": "1.1.0",
+  "description": "Detects what package manager executes the process",
+  "main": "index.js",
+  "files": [
+    "index.js"
+  ],
+  "engines": {
+    "node": ">=4"
+  },
+  "repository": "https://github.com/zkochan/packages/tree/main/which-pm-runs",
+  "bugs": {
+    "url": "https://github.com/zkochan/packages/labels/package%3A%20which-pm-runs"
+  },
+  "keywords": [
+    "npm",
+    "pnpm",
+    "yarn",
+    "cnpm"
+  ],
+  "author": "Zoltan Kochan",
+  "license": "MIT",
+  "homepage": "https://github.com/zkochan/packages/tree/main/which-pm-runs#readme",
+  "dependenciesMeta": {
+    "which-pm-runs": {
+      "injected": true
+    }
+  },
+  "devDependencies": {
+    "cnpm": "^7.1.1",
+    "execa": "^5.1.1",
+    "npm": "^8.2.0",
+    "pnpm": "^6.23.6",
+    "tape": "^5.3.2",
+    "which-pm-runs": "file:",
+    "yarn": "^1.22.17"
+  },
+  "scripts": {
+    "test": "tape test"
+  }
+}