Add readme language toggle to EN version

README.md

@@ -14,6 +14,15 @@
 [![codecov](https://codecov.io/gh/joweich/chat-miner/branch/main/graph/badge.svg?token=6EQF0YNGLK)](https://codecov.io/gh/joweich/chat-miner)
 [![Code style: black](https://img.shields.io/badge/code%20style-black-000000.svg)](https://github.com/psf/black)
 
+🌐
+**English**
+[Русский][RU]
+
+[EN]:README.md
+[RU]:README.ru.md
+
+-----------------
+
 **chat-miner** provides lean parsers for every major platform transforming chats into pandas dataframes. Artistic visualizations allow you to explore your data and create artwork from your chats.