add vikunja integration

frontend/src/pages/Dashboard.tsx

@@ -15,6 +15,9 @@ import EquipmentDashboardCard from '../components/equipment/EquipmentDashboardCa
 import VehicleDashboardCard from '../components/vehicles/VehicleDashboardCard';
 import BookStackRecentWidget from '../components/dashboard/BookStackRecentWidget';
 import BookStackSearchWidget from '../components/dashboard/BookStackSearchWidget';
+import VikunjaMyTasksWidget from '../components/dashboard/VikunjaMyTasksWidget';
+import VikunjaQuickAddWidget from '../components/dashboard/VikunjaQuickAddWidget';
+import VikunjaOverdueNotifier from '../components/dashboard/VikunjaOverdueNotifier';
 function Dashboard() {
   const { user } = useAuth();
   const canViewAtemschutz = user?.groups?.some(g =>
@@ -124,6 +127,27 @@ function Dashboard() {
               </Box>
             </Fade>
           </Box>
+
+          {/* Vikunja — My Tasks Widget */}
+          <Box>
+            <Fade in={!dataLoading} timeout={600} style={{ transitionDelay: '600ms' }}>
+              <Box>
+                <VikunjaMyTasksWidget />
+              </Box>
+            </Fade>
+          </Box>
+
+          {/* Vikunja — Quick Add Widget */}
+          <Box>
+            <Fade in={!dataLoading} timeout={600} style={{ transitionDelay: '640ms' }}>
+              <Box>
+                <VikunjaQuickAddWidget />
+              </Box>
+            </Fade>
+          </Box>
+
+          {/* Vikunja — Overdue Notifier (invisible, polling component) */}
+          <VikunjaOverdueNotifier />
         </Box>
       </Container>
     </DashboardLayout>