♻️ 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/hastscript/lib/index.js

@@ -1,27 +0,0 @@
-// Register the JSX namespace on `h`.
-/**
- * @typedef {import('./jsx-classic.js').Element} h.JSX.Element
- * @typedef {import('./jsx-classic.js').ElementChildrenAttribute} h.JSX.ElementChildrenAttribute
- * @typedef {import('./jsx-classic.js').IntrinsicAttributes} h.JSX.IntrinsicAttributes
- * @typedef {import('./jsx-classic.js').IntrinsicElements} h.JSX.IntrinsicElements
- */
-
-// Register the JSX namespace on `s`.
-/**
- * @typedef {import('./jsx-classic.js').Element} s.JSX.Element
- * @typedef {import('./jsx-classic.js').ElementChildrenAttribute} s.JSX.ElementChildrenAttribute
- * @typedef {import('./jsx-classic.js').IntrinsicAttributes} s.JSX.IntrinsicAttributes
- * @typedef {import('./jsx-classic.js').IntrinsicElements} s.JSX.IntrinsicElements
- */
-
-import {html, svg} from 'property-information'
-import {createH} from './create-h.js'
-import {svgCaseSensitiveTagNames} from './svg-case-sensitive-tag-names.js'
-
-// Note: this explicit type is needed, otherwise TS creates broken types.
-/** @type {ReturnType<createH>} */
-export const h = createH(html, 'div')
-
-// Note: this explicit type is needed, otherwise TS creates broken types.
-/** @type {ReturnType<createH>} */
-export const s = createH(svg, 'g', svgCaseSensitiveTagNames)