<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit
- **New Features**
- Introduced comprehensive management for workspace blobs, including
creating, updating, soft and permanent deletion, and retrieval of blobs.
- Added the ability to list all blobs, list deleted blobs, and calculate
the total size of blobs within a workspace.
- **Tests**
- Added extensive automated tests to validate blob creation, updating,
deletion, retrieval, and aggregation functionalities.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->
#### PR Dependency Tree
* **PR #12894** 👈
* **PR #12897**
This tree was auto-generated by
[Charcoal](https://github.com/danerwilliams/charcoal)
fengmk2