feat(frontend): implement dashboard page

- Create DashboardPage with active events, matches, and requests
- Add dashboardAPI.getData() to services/api.js
- Add /dashboard route as default landing after login
- Update Navbar with Dashboard and Events links
- Show video exchange and rating status for matches
- Handle match accept/reject/cancel actions

frontend/src/App.jsx

@@ -6,6 +6,7 @@ import RegisterPage from './pages/RegisterPage';
 import VerifyEmailPage from './pages/VerifyEmailPage';
 import ForgotPasswordPage from './pages/ForgotPasswordPage';
 import ResetPasswordPage from './pages/ResetPasswordPage';
+import DashboardPage from './pages/DashboardPage';
 import EventsPage from './pages/EventsPage';
 import EventChatPage from './pages/EventChatPage';
 import EventDetailsPage from './pages/EventDetailsPage';
@@ -43,7 +44,7 @@ const ProtectedRoute = ({ children }) => {
   );
 };
 
-// Public Route Component (redirect to events if already logged in)
+// Public Route Component (redirect to dashboard if already logged in)
 const PublicRoute = ({ children }) => {
   const { isAuthenticated, loading } = useAuth();
 
@@ -56,7 +57,7 @@ const PublicRoute = ({ children }) => {
   }
 
   if (isAuthenticated) {
-    return <Navigate to="/events" replace />;
+    return <Navigate to="/dashboard" replace />;
   }
 
   return children;
@@ -92,6 +93,14 @@ function App() {
           <Route path="/reset-password" element={<ResetPasswordPage />} />
 
           {/* Protected Routes */}
+          <Route
+            path="/dashboard"
+            element={
+              <ProtectedRoute>
+                <DashboardPage />
+              </ProtectedRoute>
+            }
+          />
           <Route
             path="/events"
             element={