P8

docs/ROADMAP.md

@@ -245,16 +245,21 @@ and lock-screen kill pass `docs/cu-acceptance.md`.
 
 ## Phase 8 — GTK4/libadwaita control center
 
-- [ ] Implement General, Voice, Models, Memory, Skills, Computer use, Privacy,
+- [x] Implement General, Voice, Models, Memory, Skills, Computer use, Privacy,
   Lab, and About pages.
-- [ ] Show the single QVAC master status, GPU backend, VRAM, model, fit result,
+- [x] Show the single QVAC master status, GPU backend, VRAM, model, fit result,
   queue, and failure reason.
-- [ ] Make every capability visible even when its model does not fit.
-- [ ] Add model download pause/resume through the master.
-- [ ] Add voice enrollment and local preview.
-- [ ] Add RAG workspace management, retention controls, audit export/delete,
+- [x] Make every capability visible even when its model does not fit.
+- [x] Add model download pause/resume through the master.
+- [x] Add voice enrollment and local preview.
+- [x] Add RAG workspace management, retention controls, audit export/delete,
   and computer-use permissions.
 
+The GTK4/libadwaita application lives in `apps/control-center/main.py`. It uses
+NavigationSplitView and PreferencesGroups for all nine pages, persists local
+preferences, calls daemon-owned runtime/model methods over session D-Bus, and
+keeps GPU/model failures visible instead of starting another QVAC runtime.
+
 Exit gate: a user can configure the complete system without editing JSON.
 
 ## Phase 9 — full QVAC capability coverage