Deepcell-retinamask

🐛 Bug Fixes

<details>
<summary>Add `callbacks.py` and bump version to 0.1.1. willgraf (7)</summary>

`setuptools` and `wheel` had to be added to the `pip install` command for the CI/CD pipeline as well.

Fixes 6
</details>

<details>
<summary>Update `tensorflow` to 2.5.1 and `deepcell` to 0.10.0 willgraf (5)</summary>

Fixes GHSA-cmgw-8vpc-rc59
</details>


🧰 Maintenance

<details>
<summary>Update `tensorflow` to 2.5.1 and `deepcell` to 0.10.0 willgraf (5)</summary>

Fixes GHSA-cmgw-8vpc-rc59
</details>

<details>
<summary>Add new release-drafter GitHub Workflow. willgraf (4)</summary>


</details>

This is the first release of `deepcell-retinamask` which was previously available in [`deepcell` version 0.8.x](https://github.com/vanvalenlab/deepcell-tf/releases/tag/0.8.7).