External macOS worker for Tangled Spindle. nnabeyang.tngl.sh/spindle-agent

feat: add persistent pipeline lifecycle #63

Merged nnabeyang.tngl.sh
targeting main
Merged opened by and assigned to nnabeyang.tngl.sh
targeting main

Add the reusable pipeline lifecycle foundation for the independent Swift Spindle in the internal SpindleCI SwiftPM target.

This pull request has no versions submitted yet.