Features:
- Configuration-driven extended sandbox support for additional AI accelerators
- Runtime parameter templates system for flexible model deployment
- Multi-engine support (vLLM, MindIE, MLGuider, Omni-Infer)
- Device topology-aware allocation
- Version-managed configuration system

Bug Fixes:
- Remove hardcoded /etc/xw paths, enforce explicit config loading
- Fix extended sandboxes not loading due to stale configuration

Configuration:
- All configs now loaded from user-specified --config directory
- No fallback to system-wide /etc/xw paths
- Single source of truth for runtime configuration