Add news widget functionality: Integrate newsRouter for fetching news data, update initializeWidgetTypes to include news endpoint, and enhance DashboardWidget component to display news articles with pagination support. Update LoggedInView to manage widget request counters for unique endpoint handling.

backend/app.js

@@ -21,6 +21,7 @@ import taxiHighscoreRouter from './routers/taxiHighscoreRouter.js';
 import termineRouter from './routers/termineRouter.js';
 import vocabRouter from './routers/vocabRouter.js';
 import dashboardRouter from './routers/dashboardRouter.js';
+import newsRouter from './routers/newsRouter.js';
 import cors from 'cors';
 import './jobs/sessionCleanup.js';
 
@@ -80,6 +81,7 @@ app.use('/api/models', modelsProxyRouter);
 app.use('/api/blog', blogRouter);
 app.use('/api/termine', termineRouter);
 app.use('/api/dashboard', dashboardRouter);
+app.use('/api/news', newsRouter);
 
 // Serve frontend SPA for non-API routes to support history mode clean URLs
 // /models/* nicht statisch ausliefern – nur über /api/models (Proxy mit Komprimierung)