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/mdast-util-phrasing/lib/index.d.ts

@@ -0,0 +1,3 @@
+export function phrasing(node?: unknown): node is import("mdast").Break | import("mdast").Delete | import("mdast").Emphasis | import("mdast").FootnoteReference | import("mdast").Image | import("mdast").ImageReference | import("mdast").InlineCode | import("mdast").Link | import("mdast").LinkReference | import("mdast").Strong | import("mdast").Text;
+export type Html = import('mdast').Html;
+export type PhrasingContent = import('mdast').PhrasingContent;