♻️ 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/prompts/lib/util/style.js

@@ -1,40 +0,0 @@
-'use strict';
-
-const c = require('kleur');
-const figures = require('./figures');
-
-// rendering user input.
-const styles = Object.freeze({
-  password: { scale: 1, render: input => '*'.repeat(input.length) },
-  emoji: { scale: 2, render: input => '😃'.repeat(input.length) },
-  invisible: { scale: 0, render: input => '' },
-  default: { scale: 1, render: input => `${input}` }
-});
-const render = type => styles[type] || styles.default;
-
-// icon to signalize a prompt.
-const symbols = Object.freeze({
-  aborted: c.red(figures.cross),
-  done: c.green(figures.tick),
-  exited: c.yellow(figures.cross),
-  default: c.cyan('?')
-});
-
-const symbol = (done, aborted, exited) =>
-  aborted ? symbols.aborted : exited ? symbols.exited : done ? symbols.done : symbols.default;
-
-// between the question and the user's input.
-const delimiter = completing =>
-  c.gray(completing ? figures.ellipsis : figures.pointerSmall);
-
-const item = (expandable, expanded) =>
-  c.gray(expandable ? (expanded ? figures.pointerSmall : '+') : figures.line);
-
-module.exports = {
-  styles,
-  render,
-  symbols,
-  symbol,
-  delimiter,
-  item
-};