remove imports

mcp_codebase.py

@@ -1,6 +1,5 @@
 import os
 import signal
-import sys
 import json
 import ast
 import re
@@ -11,7 +10,6 @@ from typing import List, Dict, Tuple, Any, Optional
 from threading import RLock
 from contextlib import contextmanager
 from functools import lru_cache
-from dataclasses import dataclass
 import time
 import hashlib
 
@@ -20,7 +18,6 @@ import requests
 import numpy as np
 
 from mcp.server.fastmcp import FastMCP
-import uvicorn
 from langchain_ollama import OllamaEmbeddings
 from langchain_community.vectorstores import Chroma
 from rank_bm25 import BM25Okapi