Added comments explaining that RoleBead establishes a naming convention
for the canonical location of role definitions. The referenced bead may
not exist yet - this enables tooling like gt doctor to check for and
scaffold missing role beads.
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
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