Core modules:
- encryption.ts: WebCrypto AES-256-GCM, HKDF key derivation, PKCE utilities
- database.ts: IndexedDB schema for gmail, drive, photos, calendar
- oauth.ts: OAuth 2.0 PKCE flow with encrypted token storage
- share.ts: Create tldraw shapes from encrypted data
- backup.ts: R2 backup service with encrypted manifest
Importers:
- gmail.ts: Gmail import with pagination and batch storage
- drive.ts: Drive import with folder navigation, Google Docs export
- photos.ts: Photos thumbnail import (403 issue pending investigation)
- calendar.ts: Calendar import with date range filtering
Test interface at /google route for debugging OAuth flow.
Known issue: Photos API returning 403 on some thumbnail URLs - needs
further investigation with proper OAuth consent screen setup.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- Add GOOGLE_DATA_SOVEREIGNTY.md: comprehensive plan for secure local storage
of Gmail, Drive, Photos, Calendar data with client-side encryption
- Add LOCAL_FILE_UPLOAD.md: multi-item upload tool with same encryption model
for local files (images, PDFs, documents, audio, video)
- Update OFFLINE_STORAGE_FEASIBILITY.md to reference new docs
Key features:
- IndexedDB encrypted storage with AES-256-GCM
- Keys derived from WebCrypto auth (never leave browser)
- Safari 7-day eviction mitigations
- Selective sharing to boards via Automerge
- Optional encrypted R2 backup
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude <noreply@anthropic.com>
- 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>
Jeff Emmett
Jeff Emmett