canvas-website/backlog/tasks/task-005 - Automerge-CRDT-S...

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---
id: task-005
title: Automerge CRDT Sync
status: Done
assignee: []
created_date: '2025-12-03'
updated_date: '2025-12-05 03:41'
labels:
- feature
- sync
- collaboration
dependencies: []
priority: high
---
## Description
<!-- SECTION:DESCRIPTION:BEGIN -->
Implement Automerge CRDT-based synchronization for real-time collaborative canvas editing.
## Branch Info
- **Branch**: `Automerge`
<!-- SECTION:DESCRIPTION:END -->
## Acceptance Criteria
<!-- AC:BEGIN -->
- [ ] #1 Integrate Automerge library
- [ ] #2 Enable real-time sync between clients
- [ ] #3 Handle conflict resolution automatically
- [ ] #4 Persist state across sessions
<!-- AC:END -->
## Implementation Notes
<!-- SECTION:NOTES:BEGIN -->
Binary Automerge sync implemented:
- CloudflareNetworkAdapter sends/receives binary sync messages
- Worker sends initial sync on connect
- Message buffering for early server messages
- documentId tracking for proper Automerge Repo routing
- Multi-client sync verified working
<!-- SECTION:NOTES:END -->