- Mount store/ separately as read-write so the main agent can access the SQLite database directly. - Add requiresTrigger parameter to the register_group MCP tool (host IPC already supported it, but the tool never exposed it). Defaults to false (no trigger). - Update group registration instructions to ask user about trigger. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>