This includes running unit tests when building.
The docker compose setup uses only the first stage of the image building 
process, which uses node as server. The next step, for production, uses 
nginx as server software.

This makes E2E testing easier and makes more sense logically.

Command fix

Group monitor active

# Conflicts:
#	src/app/test-controller/command.service.ts
#	src/app/test-controller/focus.service.ts
#	src/app/test-controller/test-controller.component.html
#	src/app/test-controller/test-controller.component.ts
#	src/app/test-controller/test-controller.module.ts
#	src/app/test-controller/test-controller.service.ts

Bump elliptic from 6.5.2 to 6.5.3

Prescomplete refac

fix bug whcih orriced when test was terminated twice by player (wich happend sometimes for some reason)

handleCommand transferred to testcontroller-component; forced navigation (erase unlock-codes) works; unlock-codes transformed to component instead of dialog (works except after reload)

refactoring to make command service ready to put commandSubscription (and command reactions) somewhere else

according to https://stackoverflow.com/questions/54617220/guarantee-n-seconds-between-emit-without-waiting-initially