keystonejs update http PUT model api call

keystone--routes--api--themodel.js

var keystone = require('keystone');
var TheModel=keystone.list('TheModel');
var _=require('lodash');

exports.update=function(req, res) {

        TheModel.model.findOneAndUpdate({"id":req.params.id},{$set:req.body},{new:true},function(err, doc) {
            if (err) return res.apiError('error', err);
           
               res.apiResponse({
                      themodel: doc
               });
            });
};

keystone--routes--index.js

/* took a minute to figure out hoe to properly update models in keystone via an api call - here is my solution using an http PUT */
exports = module.exports = function(app) {
//...other routes

  app.put('/api/themodel/:id', keystone.middleware.api, routes.api.themodel.update);

};

Pattern to get a keystonejs UPDATE model API call working.