♻️ 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/es-module-lexer/package.json

@@ -1,57 +0,0 @@
-{
-  "name": "es-module-lexer",
-  "version": "1.7.0",
-  "description": "Lexes ES modules returning their import/export metadata",
-  "main": "dist/lexer.cjs",
-  "module": "dist/lexer.js",
-  "types": "types/lexer.d.ts",
-  "exports": {
-    ".": {
-      "types": "./types/lexer.d.ts",
-      "module": "./dist/lexer.js",
-      "import": "./dist/lexer.js",
-      "require": "./dist/lexer.cjs"
-    },
-    "./js": {
-      "types": "./types/lexer.d.ts",
-      "default": "./dist/lexer.asm.js"
-    }
-  },
-  "scripts": {
-    "build": "npm install -g chomp ; chomp build",
-    "test": "npm install -g chomp ; chomp test"
-  },
-  "author": "Guy Bedford",
-  "license": "MIT",
-  "devDependencies": {
-    "@babel/cli": "^7.5.5",
-    "@babel/core": "^7.5.5",
-    "@babel/plugin-transform-modules-commonjs": "^7.5.0",
-    "@swc/cli": "^0.1.57",
-    "@swc/core": "^1.2.224",
-    "@types/node": "^18.7.1",
-    "kleur": "^2.0.2",
-    "mocha": "^5.2.0",
-    "terser": "^5.19.4",
-    "typescript": "^4.7.4"
-  },
-  "files": [
-    "dist",
-    "types",
-    "lexer.js"
-  ],
-  "type": "module",
-  "repository": {
-    "type": "git",
-    "url": "git+https://github.com/guybedford/es-module-lexer.git"
-  },
-  "bugs": {
-    "url": "https://github.com/guybedford/es-module-lexer/issues"
-  },
-  "homepage": "https://github.com/guybedford/es-module-lexer#readme",
-  "directories": {
-    "lib": "lib",
-    "test": "test"
-  },
-  "keywords": []
-}