- Add --client mode with required --cluster-host, --cluster-port, --token options
- Optional --optimize and --flash for client mode
- Convert cluster communication from TCP to bidirectional websockets
- Implement file transfer placeholders for jobs and results
- Update cluster master to authenticate clients via cluster_token
- Add configuration page for managing cluster clients (placeholder)
- Update build scripts to include cluster components
- Add websockets to requirements
- Disable web/API interfaces in client mode