Tags

* feat: add `SSHKeySetupHelper` to handle SSH credentials
* fix: tries to find default branch using new `BRANCH_IS_PRIMARY` env var
* fix: secure interpolate credentials for terraform
* fix: fixes mounts for all Terraform commands
* fix: fix script injection security issue with AutoTagger
* chore: updates gradle dependencies
* refactor: (BREAKING) prefix Terraform variables with `terraform_`
* feat: (terrafom) add the ability to switch workspace
* refactor: disable `TF_LOG` in debug mode as it begets unreadable display
* refactor: display docker command lines by default
* doc: add basic documentation for Terraform pipeline
* fix: (AutoTag) removes the forceful delete of the patch tags