Ticket 01KXXY4QPE8RHA7D0TYN3VS0MY

Adapter update-merge safety rule: updates merge tags and touch only changed fields — never overwrite existing remote content; add to adapters/README authoring rules + fake adapter behavior + dumbness-compatible test

01KXXY4QPE8RHA7D0TYN3VS0MY · task/feature · done

Adapter update-merge safety rule: updates merge tags and touch only changed fields — never overwrite existing remote content; add to adapters/README authoring rules + fake adapter behavior + dumbness-compatible test

Hierarchy

• story: Ticket-01KXXY4QBSGEX3HPMPSENYFA5A ADO migration feedback: tag markers, update-merge safety, link-first import — ADO migration feedback: tag markers, update-merge safety, link-first import