feat: Upgrade to Astro with full PDPA compliance

PDPA Features:
✅ Cookie consent banner
✅ Consent logging API
✅ Admin dashboard
✅ Privacy Policy
✅ Terms & Conditions

Technical:
✅ Astro 5.x + Tailwind v4
✅ Docker on port 80
✅ SQLite database
✅ 15 pages built

Ready for Easypanel deployment.

node_modules/prismjs/components/prism-processing.js

@@ -0,0 +1,15 @@
+Prism.languages.processing = Prism.languages.extend('clike', {
+	'keyword': /\b(?:break|case|catch|class|continue|default|else|extends|final|for|if|implements|import|new|null|private|public|return|static|super|switch|this|try|void|while)\b/,
+	// Spaces are allowed between function name and parenthesis
+	'function': /\b\w+(?=\s*\()/,
+	'operator': /<[<=]?|>[>=]?|&&?|\|\|?|[%?]|[!=+\-*\/]=?/
+});
+
+Prism.languages.insertBefore('processing', 'number', {
+	// Special case: XML is a type
+	'constant': /\b(?!XML\b)[A-Z][A-Z\d_]+\b/,
+	'type': {
+		pattern: /\b(?:boolean|byte|char|color|double|float|int|[A-Z]\w*)\b/,
+		alias: 'class-name'
+	}
+});