Added badges.

README.md

@@ -1,5 +1,14 @@
 # ML Mixins
 
+[![PyPI - Version](https://img.shields.io/pypi/v/MEDS-transforms)](https://pypi.org/project/ml-mixins/)
+[![codecov](https://codecov.io/gh/mmcdermott/ML_mixins/graph/badge.svg?token=T2QNDROZ61)](https://codecov.io/gh/mmcdermott/ML_mixins)
+[![tests](https://github.com/mmcdermott/ML_mixins/actions/workflows/tests.yaml/badge.svg)](https://github.com/mmcdermott/ML_mixins/actions/workflows/tests.yml)
+[![code-quality](https://github.com/mmcdermott/ML_mixins/actions/workflows/code-quality-main.yaml/badge.svg)](https://github.com/mmcdermott/ML_mixins/actions/workflows/code-quality-main.yaml)
+[![hydra](https://img.shields.io/badge/Config-Hydra_1.3-89b8cd)](https://hydra.cc/)
+[![license](https://img.shields.io/badge/License-MIT-green.svg?labelColor=gray)](https://github.com/mmcdermott/ML_mixins#license)
+[![PRs](https://img.shields.io/badge/PRs-welcome-brightgreen.svg)](https://github.com/mmcdermott/ML_mixins/pulls)
+[![contributors](https://img.shields.io/github/contributors/mmcdermott/ML_mixins.svg)](https://github.com/mmcdermott/ML_mixins/graphs/contributors)
+
 ## Installation
 
 this package can be installed via [`pip`](https://pypi.org/project/ml-mixins/):