- Add @automerge/automerge-repo-storage-indexeddb for local persistence
- Create documentIdMapping utility to track roomId → documentId in IndexedDB
- Update useAutomergeSyncRepo with offline-first loading strategy:
- Load from IndexedDB first for instant access
- Sync with server in background when online
- Track connection status (online/offline/syncing)
- Add OfflineIndicator component to show connection state
- Integrate offline indicator into Board component
Documents are now cached locally and available offline. Automerge CRDT
handles conflict resolution when syncing back online.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
