Add background processing for the Nextflow stages, as they otherwise stall with SIGTTOU

.gitlab-ci.yml

@@ -54,7 +54,7 @@ nextflow_test_docker:
   - module load nextflow/20.01.0 
   - module load singularity/3.5.3 
   - cd $CI_PROJECT_DIR/workflow
-  - nextflow  -C $CI_PROJECT_DIR/workflow/configs/biohpc_docker.config  run main.nf -with-trace -with-timeline -resume --verbose
+  - nextflow  -C $CI_PROJECT_DIR/workflow/configs/biohpc_docker.config  run main.nf -with-trace -with-timeline -resume --verbose -bq
   artifacts:
     paths:
     - $CI_PROJECT_DIR/workflow/.nextflow.log
@@ -66,7 +66,7 @@ nextflow_test_singularity:
   - module load nextflow/20.01.0 
   - module load singularity/3.5.3 
   - cd $CI_PROJECT_DIR/workflow
-  - nextflow  -C $CI_PROJECT_DIR/workflow/configs/biohpc_singularity.config  run main.nf -with-trace -with-timeline -resume --verbose
+  - nextflow  -C $CI_PROJECT_DIR/workflow/configs/biohpc_singularity.config  run main.nf -with-trace -with-timeline -resume --verbose -bq
   artifacts:
     paths:
     - $CI_PROJECT_DIR/workflow/.nextflow.log