Context
PR #25660 supports multiple gateway agent profiles but explicitly excludes agent-to-agent communication.
Work
- Design a bounded A2A communication contract between profiles.
- Define safety/permission boundaries, transcript attribution, and delivery semantics.
- Add tests for allowed, denied, and failure paths.
Source
Follow-up from #25660.
Referenced by #25660.
Context
PR #25660 supports multiple gateway agent profiles but explicitly excludes agent-to-agent communication.
Work
Source
Follow-up from #25660.
Referenced by #25660.