MAINT: Using trigger keyword in .gitlab-ci.yml

.gitlab-ci.yml

@@ -64,16 +64,18 @@ unittest:
 
 # Trigger building of server image and integration tests
 trigger_build:
-  tags: [ docker ]
   stage: deploy
-  script:
-    - /usr/bin/curl -X POST
-      -F token=$CI_JOB_TOKEN
-      -F "variables[F_BRANCH]=$CI_COMMIT_REF_NAME"
-      -F "variables[PYLIB]=$CI_COMMIT_REF_NAME"
-      -F "variables[TriggerdBy]=PYLIB"
-      -F "variables[TriggerdByHash]=$CI_COMMIT_SHORT_SHA"
-      -F ref=$DEPLOY_REF https://gitlab.indiscale.com/api/v4/projects/14/trigger/pipeline
+  variables:
+    # Renaming variables.
+    F_BRANCH: $CI_COMMIT_REF_NAME
+    PYLIB: $CI_COMMIT_REF_NAME
+    TriggeredBy: PYLIB
+    TriggeredByHash: $CI_COMMIT_SHORT_SHA
+
+  trigger:
+    project: caosdb/src/caosdb-deploy
+    branch: $DEPLOY_REF
+    strategy: depend
 
 # Build a docker image in which tests for this repository can run
 build-testenv: