make nushell "support" background task feature.
Install pueue and make sure pueued is running with default config, and, pueue is in PATH
use job.nu
# spawn a new job in background.
> job spawn { sleep 3sec ; echo gg | save gg.txt }
# get job status
> job status
# get one job's log
> job log $job_id
# kill one job
> job kill $job_id
# clean pueued finished job
> job clean