try

foodie_automator_rss.py

@@ -142,7 +142,7 @@ class RSSScraper:
         """Load and return the set of used images."""
         try:
             data = load_json_file(FILE_PATHS["used_images"], IMAGE_EXPIRATION_DAYS)
-            return {entry["title"] for entry in data if "title" in entry}
+            return {entry["url"] for entry in data if "url" in entry}
         except Exception as e:
             logger.error(f"Error loading used images: {e}")
             return set()