update readme

Author: ashikov

README.md

@@ -36,6 +36,10 @@ make test
 make test-coverage # run tests with coverage report
 ```
 
+---
+
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 This repository is created and maintained by the team and the community of Hexlet, an educational project. [Read more about Hexlet (in Russian)](https://ru.hexlet.io/pages/about?utm_source=github&utm_medium=link&utm_campaign=python-django-blog).
+
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