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/@libsql/client/lib-esm/web.d.ts

@@ -0,0 +1,6 @@
+import type { Config, Client } from "@libsql/core/api";
+import type { ExpandedConfig } from "@libsql/core/config";
+export * from "@libsql/core/api";
+export declare function createClient(config: Config): Client;
+/** @private */
+export declare function _createClient(config: ExpandedConfig): Client;