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Back in the day CP/M had a feature which allowed you to batch up commands, you'd write a "FOO.SUB" file, then run "SUBMIT FOO".

There was a neat binary named "SLASH.COM" which would allow you to create a submission file ("$$$.SUB") by running "SLASH FOO ; BAR ; ECHO HELLO".

Of course CP/M is a dead system, mostly.

An alternative for the use case of spawning dev environments would be https://github.com/pvolok/mprocs