Add worker information to convoy status display:
- Query agent beads across rigs for matching hook_bead
- Display worker inline with tracked issues: @gastown/nux (12m)
- Include Worker and WorkerAge in JSON output
- Skip worker lookup for closed issues
Example output:
Tracked Issues:
○ gt-xyz: Fix bug [task] @gastown/nux (12m)
✓ gt-abc: Add feature [task]
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>