add vikunja integration

backend/src/app.ts

@@ -82,6 +82,7 @@ import eventsRoutes      from './routes/events.routes';
 import bookingRoutes     from './routes/booking.routes';
 import notificationRoutes from './routes/notification.routes';
 import bookstackRoutes   from './routes/bookstack.routes';
+import vikunjaRoutes     from './routes/vikunja.routes';
 
 app.use('/api/auth',        authRoutes);
 app.use('/api/user',        userRoutes);
@@ -97,6 +98,7 @@ app.use('/api/events',      eventsRoutes);
 app.use('/api/bookings',    bookingRoutes);
 app.use('/api/notifications', notificationRoutes);
 app.use('/api/bookstack',   bookstackRoutes);
+app.use('/api/vikunja',    vikunjaRoutes);
 
 // 404 handler
 app.use(notFoundHandler);