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/plugins/match-braces/prism-match-braces.min.css

@@ -0,0 +1 @@
+.token.punctuation.brace-hover,.token.punctuation.brace-selected{outline:solid 1px}.rainbow-braces .token.punctuation.brace-level-1,.rainbow-braces .token.punctuation.brace-level-5,.rainbow-braces .token.punctuation.brace-level-9{color:#e50;opacity:1}.rainbow-braces .token.punctuation.brace-level-10,.rainbow-braces .token.punctuation.brace-level-2,.rainbow-braces .token.punctuation.brace-level-6{color:#0b3;opacity:1}.rainbow-braces .token.punctuation.brace-level-11,.rainbow-braces .token.punctuation.brace-level-3,.rainbow-braces .token.punctuation.brace-level-7{color:#26f;opacity:1}.rainbow-braces .token.punctuation.brace-level-12,.rainbow-braces .token.punctuation.brace-level-4,.rainbow-braces .token.punctuation.brace-level-8{color:#e0e;opacity:1}