Prompt·Agent harness and modern stack·G02

Database changes during a deploy

Checks that each database change works with the old code that is still live while a release finishes.

Markdown
Prompt
Trace what happens during the deployment window when a new database migration or API schema change goes live while previous client bundles, active background workers, or queue consumers are still running. Identify column renames, non-nullable additions, or contract changes that break backwards compatibility before the old code finishes draining.
What it returns
Each recent migration checked against the previous release's queries, with any break shown.
Skip it when
Changes that touch neither the database layout nor how parts of the app talk to each other.
Changes
Changes nothing
Sessions
One session
Tools
Repository, migrations folder, previous release tag.
Also called
Migration and rolling-deploy skew

Related prompts

More in Agent harness and modern stack.