♻️ 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/prismjs/components/prism-monkey.js

@@ -1,29 +0,0 @@
-Prism.languages.monkey = {
-	'comment': {
-		pattern: /^#Rem\s[\s\S]*?^#End|'.+/im,
-		greedy: true
-	},
-	'string': {
-		pattern: /"[^"\r\n]*"/,
-		greedy: true,
-	},
-	'preprocessor': {
-		pattern: /(^[ \t]*)#.+/m,
-		lookbehind: true,
-		greedy: true,
-		alias: 'property'
-	},
-
-	'function': /\b\w+(?=\()/,
-	'type-char': {
-		pattern: /\b[?%#$]/,
-		alias: 'class-name'
-	},
-	'number': {
-		pattern: /((?:\.\.)?)(?:(?:\b|\B-\.?|\B\.)\d+(?:(?!\.\.)\.\d*)?|\$[\da-f]+)/i,
-		lookbehind: true
-	},
-	'keyword': /\b(?:Abstract|Array|Bool|Case|Catch|Class|Const|Continue|Default|Eachin|Else|ElseIf|End|EndIf|Exit|Extends|Extern|False|Field|Final|Float|For|Forever|Function|Global|If|Implements|Import|Inline|Int|Interface|Local|Method|Module|New|Next|Null|Object|Private|Property|Public|Repeat|Return|Select|Self|Step|Strict|String|Super|Then|Throw|To|True|Try|Until|Void|Wend|While)\b/i,
-	'operator': /\.\.|<[=>]?|>=?|:?=|(?:[+\-*\/&~|]|\b(?:Mod|Shl|Shr)\b)=?|\b(?:And|Not|Or)\b/i,
-	'punctuation': /[.,:;()\[\]]/
-};