Remove Playwright dependency and related proxy service files from the backend. This commit deletes the node-fetch package and its associated files, as well as the nuscoreProxyRoutes and nuscoreProxyService, streamlining the backend by eliminating unused components.

backend/routes/nuscoreProxyRoutes.js

@@ -1,78 +0,0 @@
-import express from 'express';
-import nuscoreProxyService from '../services/nuscoreProxyService.js';
-
-const router = express.Router();
-
-// Hauptroute für nuscore-Seite
-router.get('/', async (req, res) => {
-  try {
-    const { code, pin } = req.query;
-    
-    if (!code) {
-      return res.status(400).json({ 
-        error: 'Code-Parameter ist erforderlich' 
-      });
-    }
-    
-    console.log(`📊 Proxy-Anfrage für Code: ${code}, PIN: ${pin || 'nicht angegeben'}`);
-    
-    const html = await nuscoreProxyService.proxyNuscorePage(code, pin);
-    
-    // CORS-Header setzen für iframe-Einbettung
-    res.set({
-      'Content-Type': 'text/html; charset=utf-8',
-      'Access-Control-Allow-Origin': '*',
-      'Access-Control-Allow-Methods': 'GET, POST, OPTIONS',
-      'Access-Control-Allow-Headers': 'Content-Type',
-      'X-Frame-Options': 'ALLOWALL',
-      'Cache-Control': 'no-cache, no-store, must-revalidate'
-    });
-    
-    res.send(html);
-    
-  } catch (error) {
-    console.error('❌ Proxy-Fehler:', error);
-    res.status(500).json({ 
-      error: 'Fehler beim Laden der nuscore-Seite',
-      details: error.message 
-    });
-  }
-});
-
-// Asset-Proxy für CSS, JS, Bilder etc.
-router.get('/assets/*', async (req, res) => {
-  try {
-    const assetPath = req.params[0];
-    const originalUrl = `https://ttde-apps.liga.nu/nuliga/nuscore-tt/${assetPath}`;
-    
-    console.log(`📦 Lade Asset: ${originalUrl}`);
-    
-    const { content, contentType } = await nuscoreProxyService.proxyAsset(originalUrl);
-    
-    res.set({
-      'Content-Type': contentType,
-      'Access-Control-Allow-Origin': '*',
-      'Cache-Control': 'public, max-age=3600'
-    });
-    
-    res.send(content);
-    
-  } catch (error) {
-    console.error(`❌ Asset-Fehler für ${req.params[0]}:`, error.message);
-    res.status(404).json({ 
-      error: 'Asset nicht gefunden',
-      path: req.params[0] 
-    });
-  }
-});
-
-// Health-Check Route
-router.get('/health', (req, res) => {
-  res.json({ 
-    status: 'ok', 
-    service: 'nuscore-proxy',
-    timestamp: new Date().toISOString()
-  });
-});
-
-export default router;