taskvisor 0.1.3

Event-driven task orchestration with restart, backoff, and user-defined subscribers
Documentation
## 📝 Description
Please explain the purpose of this PR. What does it change or add?

## 🔄 Related Issues
Resolves #ISSUE_ID (if applicable)

## 🏷️ Label
Apply **one** of these labels before merge
(_required by `label-check`, drives the release-notes section this PR will land in: see `.github/release.yml`_):

| Label     | Release section      |
|-----------|----------------------|
| `feature` | Features             |
| `fix`     | Bug fixes            |
| `docs`    | Documentation        |
| `deps`    | Dependencies         |
| `ci`      | CI / Build           |
| `other`   | Other changes        |
| `skip`    | *omitted from notes* |

## ✅ Checklist
- [ ] Documentation updated (README, rustdoc, examples)
- [ ] Tests added/updated (if relevant)
- [ ] No breaking changes introduced
- [ ] CI passes locally

## 📸 Screenshots / Logs (if applicable)
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