What's new
- Added generic connector manifest and draft-run domain contracts for external agents such as gb-agent, keeping GB/Travio behavior outside Switchbord core.
- Enforced the draft-only side-effect boundary: external agents can only expose human-approved
draft_runcapabilities, unsafe raw/autosend schema fields are rejected, duplicate manifest IDs fail validation, and generated drafts must cite evidence withsafeToAutoSend=false. - Added domain-level regression coverage for connector manifests, redacted contact context, unsafe action/event payload schemas, duplicate IDs, and evidence-backed draft responses.