Merge branch '318-improve-semantic-service-handling' into 'dev'

.env.unix.example

.gitlab-ci.yml

Makefile

dbrepo-authentication-service/dbrepo-realm.json

dbrepo-broker-service/Dockerfile

dbrepo-broker-service/register.py

dbrepo-container-service/Dockerfile

dbrepo-container-service/README.md

dbrepo-container-service/pom.xml

...in/java/at/tuwien/DbrepoContainerManagingApplication.java

...service/src/main/java/at/tuwien/config/SwaggerConfig.java

.../src/main/java/at/tuwien/endpoints/ContainerEndpoint.java

...vice/src/main/java/at/tuwien/endpoints/ImageEndpoint.java

...ice/rest-service/src/main/resources/application-local.yml

...r-service/rest-service/src/main/resources/application.yml

...c/test/java/at/tuwien/endpoint/ActuatorComponentTest.java

.../at/tuwien/endpoint/ContainerEndpointIntegrationTest.java

...st/java/at/tuwien/endpoint/ContainerEndpointUnitTest.java

...c/test/java/at/tuwien/endpoint/ImageEndpointUnitTest.java

...rc/test/java/at/tuwien/endpoint/SwaggerComponentTest.java