♻️ 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
✅ Cookie consent banner included
✅ 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/axobject-query/lib/etc/objects/ImageMapRole.js

@@ -1,20 +0,0 @@
-"use strict";
-
-Object.defineProperty(exports, "__esModule", {
-  value: true
-});
-exports.default = void 0;
-var ImageMapRole = {
-  relatedConcepts: [{
-    module: 'HTML',
-    concept: {
-      name: 'img',
-      attributes: [{
-        name: 'usemap'
-      }]
-    }
-  }],
-  type: 'structure'
-};
-var _default = ImageMapRole;
-exports.default = _default;