https://github.com/jenkinsci/jenkinsfile-runner/blob/master/Jenkinsfile uses agents with the `docker` label. These agents are permanent agents which do not automatically cleanup workspaces or orchestrate parallel runs. If multiple runs are executed in parallel, it may lead to various workspace collisions.
- Jenkinsfile is updated to prevent collision of workspaces in parallel builds
- Jenkinsfile automatically cleanups workspaces when the build succeeds or fails during the execution... for all stages utilizing the node