Add badges to README

Author: dmitryashutov

README.md

@@ -1,3 +1,7 @@
+[![build status](https://github.com/Aidbox/aidbox-python-sdk/actions/workflows/build.yaml/badge.svg)](https://github.com/Aidbox/aidbox-python-sdk/actions/workflows/build.yaml)
+[![pypi](https://img.shields.io/pypi/v/aidbox-python-sdk.svg)](https://pypi.org/project/aidbox-python-sdk/)
+[![Supported Python version](https://img.shields.io/badge/python-3.8+-blue.svg)](https://www.python.org/downloads/release/python-380/)
+
 # aidbox-python-sdk
 
 1. Create a python 3.8+ environment `pyenv `