fix: Fix Request import for HEAD method support in assets proxy

services/city-service/routes_city.py

@@ -3,6 +3,7 @@ City Backend API Routes
 """
 
 from fastapi import APIRouter, HTTPException, Depends, Body, Header, Query, Request, UploadFile, File, Form
+from fastapi import Request
 from pydantic import BaseModel
 from typing import List, Optional, Dict
 from datetime import datetime, timezone