ODSH Bridge

Key features

• Each item below was actually exercised and passed in the real environment.
• odsh-interop (ClawHub) — the OpenClaw-side skill is published on ClawHub (package: odsh-interop)
• Gateway WebSocket handshake + Ed25519 device pairing: HTTP Upgrade (with explicit Origin) → connect.challenge (nonce) → sign the v2 claim string → connect → hello-ok
• the device is approved through the Control UI (operator role + 5 scopes).