8 create UI tests and add to ci pipeline

[gerencsermate]

I added cucumber to the project.

Additionally implemented a few BDD test using the Cucumber java framework.

[gerencsermate]

I tested some more complex game scenarios with Cucumber.

The focus was on testing the movement of the saboteur and the mechanic when they meet on the pipe system.
Furthermore I tested pipe detaching.

[gerencsermate]

I wrote a short summary of the testing.

[sonarcloud]

Quality Gate failed

Failed conditions
0.0% Coverage on New Code (required ≥ 80%)

See analysis details on SonarCloud

[sutheo17]

Thanks for adding Test Coverage to the pipeline.

[sutheo17]

The tests seem to be running fine on my end. And the pipeline recognise them well fine.