Image file
https://expressjs.com/en/starter/hello-world.html
https://expressjs.com/en/starter/static-files.html
https://www.digitalocean.com/community/tutorials/nodejs-serving-static-files-in-express
node app.js
https://stackoverflow.com/questions/29820791/git-ignore-node-modules-folder-everywhere
npm init
npm install express
http://localhost:3000/images/Ringstrilogyposter.jpg
from /public/images/Ringstrilogyposter.jpg
http://localhost:3000/css/style.css
from /public/css/style.css