005 Starting-Project
https://github.com/mschwarzmueller/nextjs-course-code/tree/04-data-fetching-starting-project

006 dummy-backend.json-File
https://github.com/mschwarzmueller/nextjs-course-code/blob/04-data-fetching-extra-files/data/dummy-backend.json

021 NodeJS-req-Documentation
https://nodejs.org/api/http.html#http_class_http_incomingmessage

021 NodeJS-res-Documentation
https://nodejs.org/api/http.html#http_class_http_serverresponse