Update rss_processor.py

rss_processor.py

@@ -160,6 +160,9 @@ def categorize_feed(url):
         return "Uncategorized"
 
 def process_and_store_articles(articles):
+    if not os.path.exists(LOCAL_DB_DIR):
+        os.makedirs(LOCAL_DB_DIR)
+    
     vector_db = Chroma(
         persist_directory=LOCAL_DB_DIR,
         embedding_function=get_embedding_model(),