Enhance guest management features in GuestListTable

Added functionality for adding, editing, deleting, and copying guests' details, along with filtering, exporting, and sending invitations. Improved user interactions with dialog handling and introduced error handling for better usability. Integrated GuestsList into the event detail page.

frontend/src/app/(main)/dashboard/events/[slug]/page.tsx

@@ -26,6 +26,7 @@ import {
 } from "lucide-react";
 import { useEventThemes } from "@/context/event-theme-context";
 import { getServerFileUrl } from "@/lib/utils";
+import GuestsList from "@/components/guests/guests-list";
 
 export default function EventDetailPage() {
   const { slug } = useParams<{ slug: string }>();
@@ -87,7 +88,7 @@ export default function EventDetailPage() {
   }
 
   return (
-    <div>
+    <div className="space-y-8">
       <header className="mb-8 flex justify-between items-start">
         <div>
           <h1 className="text-4xl font-bold tracking-tight">{event.title}</h1>
@@ -347,6 +348,7 @@ export default function EventDetailPage() {
           )}
         </div>
       </div>
+      <GuestsList event={event} />
     </div>
   );
 }