CLI Release Checklist Template

# CLI Release Checklist

- [ ] Command contracts updated.
- [ ] Exit codes documented.
- [ ] Help output reviewed.
- [ ] Machine-readable output validated.
- [ ] stdout contains only documented data in machine-readable mode.
- [ ] stderr contains diagnostics, warnings, progress, and errors.
- [ ] Exit code behavior tested for success, invalid usage, missing input, and validation failure.
- [ ] Automation examples tested.
- [ ] Version recorded in manifest.