Add release workflow documentation
Description
This MR adds RELEASE.md
which documents how to create a subpackage release.
API Changes and Justification
Backwards Compatible Changes
-
This change introduces no API changes -
This change adds new API calls
Backwards Incompatible Changes
-
This change modifies an existing API -
This change removes an existing API
If any of the Backwards Incompatible check boxes are ticked please provide a justification why this change is necessary and why it needs to be done in a backwards incompatible way.
Review Status
@adam-mercer should verify all of this.