Add badges

Author: ankandrew

README.md

@@ -4,6 +4,9 @@
 
 [//]: # (TODO)
 ![example workflow](https://github.com/ankandrew/python-project-template/actions/workflows/main.yaml/badge.svg)
+[![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
+[![Pylint](https://img.shields.io/badge/linting-pylint-yellowgreen)](https://github.com/pylint-dev/pylint)
+[![Checked with mypy](http://www.mypy-lang.org/static/mypy_badge.svg)](http://mypy-lang.org/)
 
 A modern Python project template to kickstart your next Python project with all the necessary tools and configurations.