Update README.md (#94)

Author: vfdev-5

README.md

@@ -1,6 +1,7 @@
 # JAX AI Stack
 [![Continuous integration](https://github.com/jax-ml/jax-ai-stack/actions/workflows/test.yaml/badge.svg)](https://github.com/jax-ml/jax-ai-stack/actions/workflows/test.yaml/)
 [![PyPI version](https://img.shields.io/pypi/v/jax-ai-stack)](https://pypi.org/project/jax-ai-stack/)
+[![Documentation](https://img.shields.io/badge/Tutorials-latest-orange)](https://jax-ai-stack.readthedocs.io/en/latest/index.html)
 
 [JAX](http://github.com/jax-ml/jax) is a Python package for array-oriented
 computation and program transformation. Built around it is a growing ecosystem