Fix NFO plot fallback by using en-US search overview when German result is empty

src/core/services/nfo_service.py

@@ -174,6 +174,32 @@ class NFOService:
             # Enrich with fallback languages for empty overview/tagline
             # Pass search result overview as last resort fallback
             search_overview = tv_show.get("overview") or None
+            if not search_overview:
+                try:
+                    logger.debug(
+                        "No overview in German search result, trying en-US search fallback for: %s",
+                        search_name,
+                    )
+                    en_search_results = await self.tmdb_client.search_tv_show(
+                        search_name,
+                        language="en-US",
+                    )
+                    if en_search_results.get("results"):
+                        en_match = self._find_best_match(
+                            en_search_results["results"], search_name, year
+                        )
+                        search_overview = en_match.get("overview") or None
+                        if search_overview:
+                            logger.info(
+                                "Using en-US search overview fallback for %s",
+                                search_name,
+                            )
+                except (TMDBAPIError, Exception) as exc:
+                    logger.warning(
+                        "Failed en-US search fallback for overview: %s",
+                        exc,
+                    )
+
             details = await self._enrich_details_with_fallback(
                 details, search_overview=search_overview
             )