♻️ 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/micromark-extension-gfm-autolink-literal/dev/lib/html.js

@@ -1,56 +0,0 @@
-/**
- * @import {CompileContext, Handle, HtmlExtension, Token} from 'micromark-util-types'
- */
-
-import {sanitizeUri} from 'micromark-util-sanitize-uri'
-
-/**
- * Create an HTML extension for `micromark` to support GitHub autolink literal
- * when serializing to HTML.
- *
- * @returns {HtmlExtension}
- *   Extension for `micromark` that can be passed in `htmlExtensions` to
- *   support GitHub autolink literal when serializing to HTML.
- */
-export function gfmAutolinkLiteralHtml() {
-  return {
-    exit: {literalAutolinkEmail, literalAutolinkHttp, literalAutolinkWww}
-  }
-}
-
-/**
- * @this {CompileContext}
- * @type {Handle}
- */
-function literalAutolinkWww(token) {
-  anchorFromToken.call(this, token, 'http://')
-}
-
-/**
- * @this {CompileContext}
- * @type {Handle}
- */
-function literalAutolinkEmail(token) {
-  anchorFromToken.call(this, token, 'mailto:')
-}
-
-/**
- * @this {CompileContext}
- * @type {Handle}
- */
-function literalAutolinkHttp(token) {
-  anchorFromToken.call(this, token)
-}
-
-/**
- * @this CompileContext
- * @param {Token} token
- * @param {string | null | undefined} [protocol]
- * @returns {undefined}
- */
-function anchorFromToken(token, protocol) {
-  const url = this.sliceSerialize(token)
-  this.tag('<a href="' + sanitizeUri((protocol || '') + url) + '">')
-  this.raw(this.encode(url))
-  this.tag('</a>')
-}