Define what success looks like
A release is more than a process finishing without an error. Identify the customer workflows it changes and the signals that show they still work. For a billing change, those signals may include the ability to create an invoice, confirm a payment and process the expected background work.
Separate code recovery from data recovery
Replacing application code does not automatically reverse a database change. Review migrations for their effect on existing and newly written data. If recovery requires restoring data, state how that restoration will be performed and what work could be lost. Verify the recovery process in a suitable environment before relying on it.
Review configuration alongside code
Check the settings and external connections the new behavior needs. A working local feature can fail when a production credential, queue or hostname is missing. Keep sensitive values out of source code and give the release owner a clear inventory of required configuration changes.
Choose an observation window
Agree on which errors, job failures and customer actions to inspect after deployment. Include a small set of meaningful workflow checks. A quiet error log alone does not prove success if a background process stopped running or customers cannot reach the changed feature.
Name the decision owner
Decide who can stop the release, how they will communicate the decision and what recovery action they will take. Keep the plan short enough to use under pressure. Our recommended release note records the intended behavior, the checks performed and the recovery limits, so the next release starts with useful context.