NXD lib/tasks/gitlab/check: Exit with non-zero code, if something failed in a check task
This is handy for monitoring tools, which could e.g. periodically call check tasks and instead of parsing output, rely on exit code. The way we detect if something failed is via hooking into String#red, and if anything was ever printed in red - that's an error.
Showing with 12 additions and 1 deletion