- Upgrade @modelcontextprotocol/sdk from 0.6.1 to 1.25.3
- Fix handlePostMessage signature (now requires req.body)
- Fix agent registration to persist by name instead of sessionId
- Add session-to-agent mapping for notifications
- Enable logging capability for server notifications
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>