RcOpenHandsSDK vendors MIT-licensed OpenHands local CLI/SDK source.

Vendored upstream source:
- OpenHands CLI 1.16.0, MIT License, Copyright (c) 2025 All Hands AI
- OpenHands SDK 1.21.0, MIT License, OpenHands software-agent-sdk
- OpenHands Tools 1.21.0, MIT License, OpenHands software-agent-sdk
- OpenHands Workspace 1.11.1, MIT License, OpenHands software-agent-sdk

Excluded from this distribution:
- OpenHands enterprise/ directory
- Hosted OpenHands service flows and deployment integrations
- Separately distributed OpenHands packages whose PyPI license metadata is not
  MIT-marked for this local replacement scope
- Any source or artifact whose license cannot be verified as MIT-compatible
