New commands and modules:
- Add workers.zig command for worker management and status
- Add scheduler_client.zig for scheduler hub communication
- Add pii.zig utility for PII detection and redaction in logs/outputs
Improvements to existing commands:
- groups.zig: enhanced group management with capability metadata
- jupyter/mod.zig: improved Jupyter workspace lifecycle handling
- tasks.zig: better task status reporting and cancellation support
Networking and sync improvements:
- ws/client.zig: WebSocket client enhancements for hub protocol
- sync_manager.zig: improved sync with scheduler state and conflict resolution
- uuid.zig: optimized UUID generation for macOS and Linux
Database utilities:
- sqlite_embedded.zig: embedded SQLite for CLI-local state caching
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