Prompt

Design a real-time collaboration system similar to Google Docs or Figma:

**System Components:**
1. Operational transformation or CRDT selection
2. WebSocket or WebRTC architecture
3. Conflict resolution strategies
4. Presence awareness system
5. Persistence layer design

**Scalability Considerations:**
- Connection management
- State synchronization
- Horizontal scaling approach
- Load balancing strategies
- Backup and recovery

**Implementation Details:**
- Client-side architecture
- Server architecture
- Database schema
- Security considerations
- Performance optimization

Requirements: {INSERT COLLABORATION FEATURES}