Follows the management repo's shape (ADR-0013): CLAUDE.md is the one-line pointer
the group check looks for, AGENTS.md carries the project specifics unchanged. The
group-rules reference now points at management's AGENTS.md rather than its
CLAUDE.md, which had itself become a pointer.
Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
