fix: Badges + Releases persistent nach Reload via Cache-Check ohne xREL-Call

backend/src/tools/media/routes.js

@@ -283,6 +283,18 @@ router.get('/movie/:id/xrel', authenticate, async (req, res) => {
 
 
 
+// GET /api/tools/media/xrel-cached?ids=1,2,3 – welche Filme haben Releases im Cache
+router.get('/xrel-cached', authenticate, (req, res) => {
+  const ids = (req.query.ids || '').split(',').map(Number).filter(Boolean);
+  if (!ids.length) return res.json({});
+  const result = {};
+  for (const id of ids) {
+    const cached = cacheGet(`xrel:tmdb:${id}`);
+    result[id] = cached !== undefined && cached.length > 0;
+  }
+  res.json(result);
+});
+
 router.get('/favorites', authenticate, (req, res) => {
   res.json(db.prepare('SELECT * FROM movie_favorites WHERE user_id=? ORDER BY release_date ASC').all(req.user.id));
 });