fix: KöPi - OfferCard Layout, Bilder sequenziell, Badge Position

backend/src/tools/koepi/routes.js

@@ -93,7 +93,8 @@ async function scrapeMarktguru() {
     const cookies = await page.cookies('https://cdn.marktguru.de');
     const cookieStr = cookies.map(c => `${c.name}=${c.value}`).join('; ');
 
-    await Promise.all(offers.map(offer => new Promise(resolve => {
+    // Sequenziell laden damit Cookie-Session stabil bleibt
+    for (const offer of offers) { await new Promise(resolve => {
       if (!offer.image || !offer.image.startsWith('https://')) return resolve();
       const req = require('https').get(offer.image, {
         headers: {
@@ -114,7 +115,7 @@ async function scrapeMarktguru() {
       });
       req.on('error', () => { offer.image = null; resolve(); });
       req.setTimeout(8000, () => { req.destroy(); offer.image = null; resolve(); });
-    })));
+    }); }
 
     // Filtern auf Ziel-Händler + nur König Pilsener
     const filtered = offers.filter(o => {