Remove and reorder unused imports across the project for cleaner and more consistent code structure

backend/app/api/routes/users.py

@@ -6,15 +6,19 @@ from typing import Any, Optional
 from uuid import UUID
 
 from fastapi import APIRouter, Depends, Query, status, Request
-from sqlalchemy.ext.asyncio import AsyncSession
 from slowapi import Limiter
 from slowapi.util import get_remote_address
+from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.api.dependencies.auth import get_current_user, get_current_superuser
 from app.core.database_async import get_async_db
+from app.core.exceptions import (
+    NotFoundError,
+    AuthorizationError,
+    ErrorCode
+)
 from app.crud.user_async import user_async as user_crud
 from app.models.user import User
-from app.schemas.users import UserResponse, UserUpdate, PasswordChange
 from app.schemas.common import (
     PaginationParams,
     PaginatedResponse,
@@ -22,12 +26,8 @@ from app.schemas.common import (
     SortParams,
     create_pagination_meta
 )
+from app.schemas.users import UserResponse, UserUpdate, PasswordChange
 from app.services.auth_service import AuthService, AuthenticationError
-from app.core.exceptions import (
-    NotFoundError,
-    AuthorizationError,
-    ErrorCode
-)
 
 logger = logging.getLogger(__name__)