Implements gt-cik.2: Create crew workspace command with:
- internal/crew/types.go: CrewWorker type definition
- internal/crew/manager.go: Manager for crew lifecycle
- internal/crew/manager_test.go: Unit tests
- internal/cmd/crew.go: CLI command with --rig and --branch flags
Crew workers are user-managed persistent workspaces that:
- Clone repo into <rig>/crew/<name>/
- Create optional feature branch (crew/<name>)
- Set up mail directory for delivery
- Initialize CLAUDE.md with crew worker prompting
- Are NOT registered with witness (user-managed)
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>