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/drizzle-orm/entity.d.cts

@@ -0,0 +1,7 @@
+export declare const entityKind: unique symbol;
+export declare const hasOwnEntityKind: unique symbol;
+export interface DrizzleEntity {
+    [entityKind]: string;
+}
+export type DrizzleEntityClass<T> = ((abstract new (...args: any[]) => T) | (new (...args: any[]) => T)) & DrizzleEntity;
+export declare function is<T extends DrizzleEntityClass<any>>(value: any, type: T): value is InstanceType<T>;