- Export AgentSession, SessionManager, SettingsManager, compaction from coding-agent
- Create MomSessionManager for channel-based context.jsonl storage
- Create MomSettingsManager for mom-specific settings
- Refactor agent.ts to use AgentSession instead of ephemeral Agent
- Split logging: tool results go to context.jsonl, human messages to log.jsonl
- Enable auto-compaction and overflow detection from coding-agent
Part of #115
3f6db8e99c