Production update

See merge request !70

Css test change

See merge request !66

Pipeline fix

See merge request !64

Main update

See merge request !62

Getting staging's latest state

See merge request !60

Updating Main

See merge request !58

Main updates

See merge request !56

Staging->Main

See merge request !52

Production updates

See merge request !50

Deployment on main

See merge request !47

Deployment from main

See merge request !45

updated logic of the test-job

See merge request !39

Updating main to reflect staging

See merge request !37

updated logic of the test-job

See merge request !31

* updated workflow rules
* updated job names
* updated container versions
* added a template for gke-initialization

* app's frontend and backend are combined and served together from Node.js

* add code block to demonstrate build process in a more readable way
  (other than the Makefile)
* emphasise the sensitivity of the JWT token