# openspec/changes/archive/2026-06-12-completed-changes-archive/notification-center (index)
dir: openspec/changes/archive/2026-06-12-completed-changes-archive/notification-center

## role
Defines and documents a full-stack persistent notification center system replacing ephemeral toasts, with backend storage, REST API, React frontend, and user preference management.
## parent
index: openspec/changes/archive/2026-06-12-completed-changes-archive/.pi-map.index.md
map: openspec/changes/archive/2026-06-12-completed-changes-archive/.pi-map.md
## children
-
## files
- .openspec.yaml
- apply-pr1.md
- apply-pr2.md
- apply-pr3.md
- apply-pr4.md
- apply-progress.md
- design.md
- explore.md
- proposal.md
- spec.md
- tasks.md
## links
index: openspec/changes/archive/2026-06-12-completed-changes-archive/notification-center/.pi-map.index.md
map: openspec/changes/archive/2026-06-12-completed-changes-archive/notification-center/.pi-map.md
## workflows
-
## dirty
-