♻️ Restructure: Move Astro to repository root

BREAKING CHANGE: Astro project is now at repository root
- Removed dealplustech-astro subdirectory
- Moved all Astro files to root
- Updated PostCSS config to .cjs
- Removed old Next.js files

✅ 11 pages built successfully
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✅ Privacy/Terms links in footer
✅ Ready for Easypanel deployment (no root dir needed)

Migration path:
- Old structure: /dealplustech-astro/
- New structure: / (root)

dealplustech-astro/node_modules/prompts/lib/util/index.js

@@ -1,12 +0,0 @@
-'use strict';
-
-module.exports = {
-  action: require('./action'),
-  clear: require('./clear'),
-  style: require('./style'),
-  strip: require('./strip'),
-  figures: require('./figures'),
-  lines: require('./lines'),
-  wrap: require('./wrap'),
-  entriesToDisplay: require('./entriesToDisplay')
-};