...
dotenv.config();
const pageRouter = require('./routes/page');
const authRouter = require('./routes/auth');
const postRouter = require('./routes/post');
const userRouter = require('./routes/user');
const { sequelize } = require('./models');
const passportConfig = require('./passport');
const logger = require('./logger');

const app = express();
...
app.use('/', pageRouter);
app.use('/auth', authRouter);
app.use('/post', postRouter);
app.use('/user', userRouter);

app.use((req, res, next) => {
  const error =  new Error(`${req.method} ${req.url} 라우터가 없습니다.`);
  error.status = 404;
  logger.info('hello');
  logger.error(error.message);
  next(error);
});
...