Lukas May
209629241d
feat: Add PREVIEW_EVENT_TYPES, CONVERSATION_EVENT_TYPES, and subscription procedures
- Add preview:building/ready/stopped/failed to ALL_EVENT_TYPES
- Export PREVIEW_EVENT_TYPES and CONVERSATION_EVENT_TYPES constants
- Add onPreviewUpdate and onConversationUpdate subscription procedures
- Add audit comment confirming phase:pending_review presence (gap 3 verified)
- Add unit tests covering constants, filtering behavior, and procedure shape
- Update server-api.md to document new subscription procedures
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>