Merge branch 'just-a-test' into 'staging'

updated logic of the test-job

See merge request !42

.gitlab-ci.yml

@@ -50,7 +50,7 @@ run-tests:
       --build-arg MONGODB_URL_TEST=mongodb://localhost:27017/todo-app
       --build-arg JWT_SECRET_TEST=my-very-secret-jwt
       --add-host=host.docker.internal:host-gateway
-      --file Dockerfile.test
+      --file "./app/Dockerfile.test"
       "./app"
   after_script:
     - docker stop mongo-container