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/astro/dist/runtime/client/dev-toolbar/ui-library/icon.d.ts

@@ -0,0 +1,10 @@
+import { type Icon } from './icons.js';
+export declare class DevToolbarIcon extends HTMLElement {
+    _icon: Icon | undefined;
+    shadowRoot: ShadowRoot;
+    get icon(): Icon | undefined;
+    set icon(name: Icon | undefined);
+    constructor();
+    getIconHTML(icon: Icon | undefined): string;
+    buildTemplate(): void;
+}