release pypi badge

README.md

@@ -9,6 +9,7 @@
 
 # **Harpy: single-cell spatial proteomics analysis that makes you happy** <img src="./docs/_static/img/logo.png" align ="right" alt="" width ="150"/>
 
+[![PyPI](https://img.shields.io/pypi/v/harpy-analysis.svg)](https://pypi.org/project/harpy-analysis)
 ![Build Status](https://github.com//saeyslab/harpy/actions/workflows/build.yaml/badge.svg)
 [![documentation badge](https://readthedocs.org/projects/harpy/badge/?version=latest)](https://harpy.readthedocs.io/en/latest/)