Prerequisite#
Initialize NPM.
Installation#
To download jQuery:
$ npm install jquery
It will store the files into node_modules/jquery folder and also update package.json and package-lock.json.
Copy the required files into the webapp, for example:
$ cp node_modules/jquery/dist/jquery.min.js base/acme/webapps/acme/js/jquery-3.5.1.js