This code is part of the thesis called "Analysis, conception and prototypical development of a progressive web app based on a system for meter readings" from Emir Gülec. It was done during his bachelor's degree at the Fachhochschule Dortmund in cooperation with Adesso SE.
It is a a prototype, which has a basic functionality, provides a functioning user interface and implements the technical attributes of a progressive web app.
The PWA is currently hosted and available under: https://meter-reader-pwa.web.app/