Update roadmap for account milestones

docs/VELODY_ROADMAP.md

@@ -16,24 +16,20 @@ When milestone scope, sequencing, or status changes, update this file first.
 | 7 | iPhone Sync Foundation | Completed |
 | 8 | iPhone User Experience | Completed |
 | 9 | Ownership & Security | Completed |
-| 10 | Offline Resilience Program | In Progress |
+| 10 | Offline Resilience Program | Completed |
 | 10.1 | Multi-device Identity Foundation | Completed |
 | 10.2 | Incremental Sync Cursors | Completed |
 | 10.3 | Offline Recovery | Completed |
 | 10.4 | iPhone Playback Controls | Completed |
 | 10.5 | Offline Sync Polish Audit | Completed |
 | 10.6 | Offline Resilience E2E | Completed |
-  Completed:
-- Relaunch resilience tests
-- Backend unavailable tests
-- Cached remote library survival
-- Favorite/download/artwork persistence during outage
-- Offline playback after relaunch
-- Artwork replacement coverage
-- Asset replacement coverage
-- Track deletion handling
-- Sync cursor recovery across backend failure
-| 11 | Accounts | Planned |
+| 11 | Accounts | In Progress |
+| 11.1 | Account Foundation Audit | Completed |
+| 11.2 | Account Schema + Namespace Foundation | Completed |
+| 11.3 | Device Linking Foundation | Planned |
+| 11.4 | Legacy Owner Claim & Transfer | Planned |
+| 11.5 | OAuth Identity Providers | Planned |
+| 11.6 | Device Management & Recovery | Planned |
 | 12 | Monetization | Planned |
 | 13 | Pro Features | Planned |
 
@@ -220,10 +216,23 @@ Harden the multi-device sync and offline playback experience so it survives real
 - Final end-to-end resilience coverage.
 
 **Current status**  
-In Progress
+Completed
 
 **Completion notes**  
-Milestones `10.1` through `10.5` are complete. Milestone `10.6` is still planned, so the umbrella milestone remains open.
+All milestones `10.1` through `10.6` are complete.
+Offline resilience program is production-ready and closed.
+
+Completed coverage:
+
+- Relaunch resilience tests
+- Backend unavailable tests
+- Cached remote library survival
+- Favorite/download/artwork persistence during outage
+- Offline playback after relaunch
+- Artwork replacement coverage
+- Asset replacement coverage
+- Track deletion handling
+- Sync cursor recovery across backend failure
 
 ## Milestone 10.1 Multi-device Identity Foundation
 
@@ -333,10 +342,12 @@ Prove that the full Mac-to-backend-to-`iPhone` pipeline remains reliable across
 - Final resilience sign-off criteria for closing Milestone `10`.
 
 **Current status**  
-Planned
+Completed
 
 **Completion notes**  
-Not started yet. This milestone is the remaining gate for closing the broader offline resilience program.
+Completed.
+Added E2E resilience validation for relaunch, outages, offline playback, artwork replacement, asset replacement, deletion handling, and sync cursor recovery.
+Milestone `10` is fully complete.
 
 ## Milestone 11 Accounts
 
@@ -350,11 +361,60 @@ Move beyond the current single-owner bootstrap model and introduce formal user a
 - Device enrollment and recovery flows tied to a real account.
 - Backend identity model changes needed to support account lifecycle operations.
 
+**Current status**  
+In Progress
+
+**Completion notes**  
+Milestones `11.1` and `11.2` are complete.
+Work continues on device linking, ownership transfer, OAuth identities, and device management/recovery.
+
+## Milestone 11.1 Account Foundation Audit
+
+**Current status**  
+Completed
+
+**Completion notes**  
+Completed
+
+## Milestone 11.2 Account Schema + Namespace Foundation
+
+**Current status**  
+Completed
+
+**Completion notes**  
+Completed
+
+## Milestone 11.3 Device Linking Foundation
+
 **Current status**  
 Planned
 
 **Completion notes**  
-Not started yet. The current codebase intentionally assumes a private single-owner system, so this milestone begins the transition to explicit account identity.
+Planned (next milestone)
+
+## Milestone 11.4 Legacy Owner Claim & Transfer
+
+**Current status**  
+Planned
+
+**Completion notes**  
+Planned
+
+## Milestone 11.5 OAuth Identity Providers
+
+**Current status**  
+Planned
+
+**Completion notes**  
+Planned
+
+## Milestone 11.6 Device Management & Recovery
+
+**Current status**  
+Planned
+
+**Completion notes**  
+Planned
 
 ## Milestone 12 Monetization