Не удаляется пользователь из БД через node.js

const db = require('../db')
 
class UserController {
    async createUser(req, res) {
        const { name, surname } = req.body
        const newPerson = await db.query('INSERT INTO person (name, surname) values($1, $2) RETURNING *', [name, surname])
        res.json(newPerson.rows[0])
    }
    async getUsers(req, res) {
        const users = await db.query('SELECT * FROM person')
        res.json(users.rows)
    }
    async getOneUser(req, res) {
        const id = req.params.id
        const user = await db.query('SELECT * FROM person where id = $1', [id])
        res.json(user.rows[0])
    }
    async updateUser(req, res) {
        const { id, name, surname } = req.body
        const user = await db.query('UPDATE person SET name = $1, surname = $2 where id = $3 RETURNING*', [name, surname, id])
        res.json(user.rows[0])
    }
    async deleteUser(req, res) {
        const id = req.params.id
        const user = await db.query('DELETE FROM person where id = $1', [id])
        res.json(user.rows[0])
    }
}
 
module.exports = new UserController();

const Router = require('express')
const router = new Router()
const userController = require('../controller/user.controller')
 
router.post('/user', userController.createUser)
router.get('/user', userController.getUsers)
router.get('/user/:id', userController.getOneUser)
router.put('/user', userController.updateUser)
router.delete('/user:id', userController.deleteUser)
 
 
 
 
module.exports = router;