feat: add repo batches

README.md

 # AURA Engine Core
 
+[![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](code_of_conduct.md) [![Latest Release](https://gitlab.servus.at/aura/engine-core/-/badges/release.svg)](https://gitlab.servus.at/aura/engine-core/-/releases) [![pipeline status](https://gitlab.servus.at/aura/engine-core/badges/main/pipeline.svg)](https://gitlab.servus.at/aura/engine-core/-/commits/main)
+
 <img src="https://gitlab.servus.at/aura/aura/-/raw/main/assets/images/aura-engine.png" width="120" align="right" />
 
 Engine Core is a multi-channel playout server for radio stations based on [Liquidsoap](https://www.liquidsoap.info/).