remove unused HfApi import from main.py

main.py

@@ -15,7 +15,6 @@ from cashews import cache
 from chromadb.utils import embedding_functions
 from fastapi import FastAPI, HTTPException, Query
 from fastapi.middleware.cors import CORSMiddleware
-from huggingface_hub import HfApi, model_info
 from pydantic import BaseModel
 from transformers import AutoTokenizer
 
@@ -33,8 +32,6 @@ elif torch.backends.mps.is_available():
 else:
     DEVICE = "cpu"
 
-hf_api = HfApi()
-
 
 tokenizer = AutoTokenizer.from_pretrained(
     "davanstrien/SmolLM2-360M-tldr-sft-2025-02-12_15-13"