fix demo

examples/lightrag_azure_openai_demo.py

@@ -6,6 +6,7 @@ import numpy as np
 from dotenv import load_dotenv
 import logging
 from openai import AzureOpenAI
+from lightrag.kg.shared_storage import initialize_pipeline_status
 
 logging.basicConfig(level=logging.INFO)
 
@@ -90,6 +91,9 @@ rag = LightRAG(
     ),
 )
 
+rag.initialize_storages()
+initialize_pipeline_status()
+
 book1 = open("./book_1.txt", encoding="utf-8")
 book2 = open("./book_2.txt", encoding="utf-8")