Add badges to future3 (MiczFlor#2133)

* Add badges to future3

* Add python action badge

README.md

@@ -1,5 +1,11 @@
 # RFID Jukebox Version 3 (aka future3)
 
+![GitHub last commit (branch)](https://img.shields.io/github/last-commit/MiczFlor/RPi-Jukebox-RFID/future3/develop)
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+[![Test Install Scripts Debian v3](https://github.com/MiczFlor/RPi-Jukebox-RFID/actions/workflows/test_docker_debian_v3.yml/badge.svg?branch=future3%2Fdevelop)](https://github.com/MiczFlor/RPi-Jukebox-RFID/actions/workflows/test_docker_debian_v3.yml) [![Python + Docs Checks and Tests](https://github.com/MiczFlor/RPi-Jukebox-RFID/actions/workflows/pythonpackage_future3.yml/badge.svg?branch=future3%2Fdevelop)](https://github.com/MiczFlor/RPi-Jukebox-RFID/actions/workflows/pythonpackage_future3.yml)
+
+[![Matrix chat](https://matrix.to/img/matrix-badge.svg)](https://matrix.to/#/#phoniebox_community:gitter.im)
+
 ## What is this?
 
 The exiting, new **Version 3** of the RPi Jukebox RFID. A complete re-write of the Jukebox.