Readme: Add badges

Author: holesch

README.md

@@ -1,8 +1,15 @@
 # not-my-board
 
+[![on-push](https://github.com/holesch/not-my-board/actions/workflows/on-push.yml/badge.svg)](https://github.com/holesch/not-my-board/actions/workflows/on-push.yml)
+![PyPI - Version](https://img.shields.io/pypi/v/not-my-board)
+![Python Version from PEP 621 TOML](https://img.shields.io/python/required-version-toml?tomlFilePath=https%3A%2F%2Fraw.githubusercontent.com%2Fholesch%2Fnot-my-board%2Fmaster%2Fpyproject.toml)
+![PyPI - Status](https://img.shields.io/pypi/status/not-my-board)
+
 not-my-board is a tool to manage a pool of embedded hardware setups and to
 schedule and provide access to those setups over a local network. The concept is
 known as a *board farm*.
 
-Consult the [documentation](http://not-my-board.readthedocs.io) for more
+Check out the **[Documentation]** for installation and usage information.
 details.
+
+[Documentation]: http://not-my-board.readthedocs.io