PIPELINE: fix pipeline

.gitlab-ci.yml

@@ -118,17 +118,20 @@ test:
     - job: build-test
   script:
     - echo $PWD
+    - echo "F_BRANCH = $F_BRANCH"
+    - echo "CAOSDB_TAG = $CAOSDB_TAG"
+    - echo "DEPLOY_REF = $DEPLOY_REF"
     - ls -la
 
     - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
 
-    - if [[ "$CAOSDB_TAG" == "" ]]; then
+    - if [ -z "$CAOSDB_TAG" ]; then
         if echo "$F_BRANCH" | grep -c "^f-" ; then
           CAOSDB_TAG=${DEPLOY_REF}_F_${F_BRANCH};
           docker pull $CI_REGISTRY/caosdb/src/caosdb-deploy:$CAOSDB_TAG || CAOSDB_TAG="${DEFAULT_CAOSDB_TAG}" ;
-        elif [ "$F_BRANCH" == "main" ] ; then
+        elif [ "$F_BRANCH" = "main" ] ; then
           CAOSDB_TAG=main ;
-        elif [ "$F_BRANCH" == "dev" ] ; then
+        elif [ "$F_BRANCH" = "dev" ] ; then
           CAOSDB_TAG=dev ;
         else
           CAOSDB_TAG="${DEFAULT_CAOSDB_TAG}" ;