Ready for launch

Orion 4.2 release handoff

The web, API, and data changes are approved for the 18 July launch window. The rollback owner is Priya Shah; the abort threshold is an error rate above 2% for five minutes.

Open Files for the release notes and linked rollback plan. Both documents travel with the diagram and styles they use.

Orion release path from web through API to data
The host summary and bundled release notes use the same verified system map. https://orion-release.hare.invalid/assets/orion-release-map.svg