Operations handbook pages

Keeping services understandable, recoverable, and safe to run. 5 pages.

1. 01Running PackbaseSafe operational practice for Packbase data, background work, releases, maintenance, and incidents.
2. 02Database and migration changesHow to change Packbase PostgreSQL and Prisma state without treating a destructive sync command as routine development.
3. 03Background workHow Packbase queues, imports, cleanups, retries, and graceful shutdown affect implementation and incident work.
4. 04Releases and deploymentsHow to prepare, authorise, deliver, verify, and recover a Packbase release without guessing its environment.
5. 05Incidents and maintenanceHow to recognise, coordinate, mitigate, verify, and learn from a Packbase service failure.