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/jiti/lib/jiti.d.mts

@@ -0,0 +1,8 @@
+import { createJiti } from "./types.js";
+
+export * from "./types.js";
+
+/**
+ * @deprecated Please use `import { createJiti } from "jiti"`
+ */
+export default createJiti;