♻️ 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/prismjs/components/prism-latte.js

@@ -1,63 +0,0 @@
-(function (Prism) {
-	Prism.languages.latte = {
-		'comment': /^\{\*[\s\S]*/,
-		'latte-tag': {
-			// https://latte.nette.org/en/tags
-			pattern: /(^\{(?:\/(?=[a-z]))?)(?:[=_]|[a-z]\w*\b(?!\())/i,
-			lookbehind: true,
-			alias: 'important'
-		},
-		'delimiter': {
-			pattern: /^\{\/?|\}$/,
-			alias: 'punctuation'
-		},
-		'php': {
-			pattern: /\S(?:[\s\S]*\S)?/,
-			alias: 'language-php',
-			inside: Prism.languages.php
-		}
-	};
-
-	var markupLatte = Prism.languages.extend('markup', {});
-	Prism.languages.insertBefore('inside', 'attr-value', {
-		'n-attr': {
-			pattern: /n:[\w-]+(?:\s*=\s*(?:"[^"]*"|'[^']*'|[^\s'">=]+))?/,
-			inside: {
-				'attr-name': {
-					pattern: /^[^\s=]+/,
-					alias: 'important'
-				},
-				'attr-value': {
-					pattern: /=[\s\S]+/,
-					inside: {
-						'punctuation': [
-							/^=/,
-							{
-								pattern: /^(\s*)["']|["']$/,
-								lookbehind: true
-							}
-						],
-						'php': {
-							pattern: /\S(?:[\s\S]*\S)?/,
-							inside: Prism.languages.php
-						}
-					}
-				},
-			}
-		},
-	}, markupLatte.tag);
-
-	Prism.hooks.add('before-tokenize', function (env) {
-		if (env.language !== 'latte') {
-			return;
-		}
-		var lattePattern = /\{\*[\s\S]*?\*\}|\{[^'"\s{}*](?:[^"'/{}]|\/(?![*/])|("|')(?:\\[\s\S]|(?!\1)[^\\])*\1|\/\*(?:[^*]|\*(?!\/))*\*\/)*\}/g;
-		Prism.languages['markup-templating'].buildPlaceholders(env, 'latte', lattePattern);
-		env.grammar = markupLatte;
-	});
-
-	Prism.hooks.add('after-tokenize', function (env) {
-		Prism.languages['markup-templating'].tokenizePlaceholders(env, 'latte');
-	});
-
-}(Prism));