Naming what is deployable
Tag a precise state of history so that "the version in production" names something verifiable.
18 minutesTechnical content last reviewed on 17 Sept 2026
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What this lesson builds
- Using Git history to answer what changed
- Deploying a version you can switch back from
End of the course
Ansible for one server: a description you can run
Describe the machine's state in a playbook, run it until changed=0, and know what a green run does and does not prove.
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