try fixing ci once again

.gitlab-ci.yml

@@ -2,8 +2,10 @@ stages:          # List of stages for jobs, and their order of execution
   - deploy
 build-job:       # This job runs in the build stage, which runs first.
   stage: deploy
-  image: maven:latest
+  image: maven:3.8-openjdk-11
   script:
+    - cd lib
+    - bash install_corpus_services_jar.sh
     - mvn compile assembly:single
   artifacts:
      name: "release"

lib/install_corpus_services_jar.sh

 #!/bin/sh
+curl -o corpus-services-1.0.jar https://gitlab.rrz.uni-hamburg.de/corpus-services/corpus-services/-/jobs/artifacts/develop-quest/raw/target/corpus-services-1.0.jar?job=compile_withmaven
 mvn install:install-file -Dfile=corpus-services-1.0.jar -DgroupId=de.uni_hamburg.corpora -DartifactId=corpus-services -Dversion=1.0 -Dpackaging=jar