Bash script observability

Hi, I found this on dev.to and thought a good inclusion would perhaps be my project https://github.com/agardnerIT/tracepusher/blob/main/samples/script.sh

## Why?

Running a bash script is fine, but you (and others in the organisation) usually will need visibility of how that script ran. How long did it take, was it successful etc. That's what tracepusher + OpenTelemetry bring