text: const userModel = require('../models/user.model');
  
  function create(user) {
      return userModel.create(user);
  }
  
  function findByID(userId) {
      return userModel.findById(userId);
  }
  
  function findUsers() {
      return userModel.find({});
  }
  
  function deleteUser(userID) {
      return userModel.findByIdAndDelete(userID);
  }
  
  let userOperations = {
      create: create,
      findByID: findByID,
      findUsers: findUsers,
      deleteUser: deleteUser
  }
  module.exports = userOperations;