♻️ 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/html-escaper/package.json

@@ -1,47 +0,0 @@
-{
-  "name": "html-escaper",
-  "version": "3.0.3",
-  "description": "fast and safe way to escape and unescape &<>'\" chars",
-  "main": "./cjs/index.js",
-  "unpkg": "min.js",
-  "scripts": {
-    "build": "npm run cjs && npm run rollup && npm run minify && npm test && npm run size",
-    "cjs": "ascjs esm cjs",
-    "coveralls": "c8 report --reporter=text-lcov | coveralls",
-    "minify": "uglifyjs index.js --comments=/^!/ --compress --mangle -o min.js",
-    "rollup": "rollup --config rollup.config.js",
-    "size": "cat index.js | wc -c;cat min.js | wc -c;gzip -c min.js | wc -c",
-    "test": "c8 node ./test/index.js"
-  },
-  "module": "./esm/index.js",
-  "type": "module",
-  "exports": {
-    "import": "./esm/index.js",
-    "default": "./cjs/index.js"
-  },
-  "repository": {
-    "type": "git",
-    "url": "https://github.com/WebReflection/html-escaper.git"
-  },
-  "keywords": [
-    "html",
-    "escape",
-    "encode",
-    "unescape",
-    "decode",
-    "entities"
-  ],
-  "author": "Andrea Giammarchi",
-  "license": "MIT",
-  "bugs": {
-    "url": "https://github.com/WebReflection/html-escaper/issues"
-  },
-  "homepage": "https://github.com/WebReflection/html-escaper",
-  "devDependencies": {
-    "ascjs": "^5.0.1",
-    "c8": "^7.6.0",
-    "coveralls": "^3.1.0",
-    "rollup": "^2.39.0",
-    "uglify-es": "^3.3.9"
-  }
-}