fix merge conflict: langchain Embeddings not imported in server.utils

server/utils.py

@@ -5,6 +5,7 @@
 import sys
 import multiprocessing as mp
 from concurrent.futures import ThreadPoolExecutor, ProcessPoolExecutor, as_completed
+from langchain.embeddings.base import Embeddings
 from langchain_openai.chat_models import ChatOpenAI
 from langchain_openai.llms import OpenAI
 import httpx