Remove unused DashboardPage component from the codebase.

This component was no longer in use and has been deleted to clean up the codebase. Its removal helps maintain clarity and reduces unnecessary clutter in the frontend directory.

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

@@ -1,58 +0,0 @@
-// src/app/(main)/dashboard/page.tsx
-"use client";
-
-import { useAuth } from "@/context/auth-context";
-import Navbar from "@/components/layout/navbar";
-
-export default function DashboardPage() {
-  const { user, isLoading } = useAuth();
-
-  // Show loading state
-  if (isLoading) {
-    return (
-      <div className="min-h-screen flex items-center justify-center">
-        <div className="text-center">
-          <div className="h-8 w-8 mx-auto border-4 border-t-blue-500 border-blue-200 rounded-full animate-spin"></div>
-          <p className="mt-2">Loading...</p>
-        </div>
-      </div>
-    );
-  }
-
-  return (
-    <>
-      <Navbar />
-      <div className="container mx-auto px-4 py-12">
-        <div className="max-w-7xl mx-auto">
-          <h1 className="text-3xl font-bold mb-8">Dashboard</h1>
-
-          <div className="bg-white dark:bg-slate-800 rounded-lg shadow p-6">
-            <h2 className="text-xl font-semibold mb-4">
-              Welcome, {user?.first_name || "User"}!
-            </h2>
-            <p className="text-gray-600 dark:text-gray-300 mb-4">
-              You are now logged in to EventSpace.
-            </p>
-
-            <div className="mt-8">
-              <h3 className="text-lg font-medium mb-4">Your Events</h3>
-              <div className="bg-gray-100 dark:bg-slate-700 rounded p-8 text-center">
-                <p className="text-gray-500 dark:text-gray-400">
-                  No events yet
-                </p>
-                <button
-                  className="mt-4 px-4 py-2 bg-blue-600 text-white rounded hover:bg-blue-700 transition-colors"
-                  onClick={() =>
-                    alert("Create event functionality coming soon!")
-                  }
-                >
-                  Create Your First Event
-                </button>
-              </div>
-            </div>
-          </div>
-        </div>
-      </div>
-    </>
-  );
-}