hunk.code_window: from langchain.chains import ConversationalRetrievalChain
   from langchain.embeddings.ollama import OllamaEmbeddings
   from langchain.llms.base import BaseLLM
   from langchain.memory import ConversationBufferMemory
   from langchain.prompts import HumanMessagePromptTemplate
   from langchain.schema import format_document
   from langchain_community.chat_models import ChatLiteLLM
  
hunk.labels: keep keep keep replace keep keep keep
hunk.file_path: backend/modules/brain/rags/quivr_rag.py
hunk.type: replace
file: from fastapi import APIRouter
  
  misc_router = APIRouter()
  
  
  @misc_router.get("/")
  async def root():
      """
      Root endpoint to check the status of the API.
      """
      return {"status": "OK"}
  
  
  @misc_router.get("/healthz", tags=["Health"])
  async def healthz():
      return {"status": "ok"}
  