README.md aktualisieren

Author: carstenartur

README.md

@@ -17,6 +17,7 @@ A collection of experimental Eclipse JDT (Java Development Tools) cleanup plugin
 [![Benchmarks](https://github.com/carstenartur/sandbox/actions/workflows/benchmark.yml/badge.svg?branch=main)](https://github.com/carstenartur/sandbox/actions/workflows/benchmark.yml)
 [![Snapshot Deploy](https://github.com/carstenartur/sandbox/actions/workflows/deploy-snapshot.yml/badge.svg?branch=main)](https://github.com/carstenartur/sandbox/actions/workflows/deploy-snapshot.yml)
 [![Eclipse Marketplace](https://img.shields.io/badge/Eclipse%20Marketplace-Sandbox-blue)](https://marketplace.eclipse.org/content/sandbox)
+[![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.20941684.svg)](https://doi.org/10.5281/zenodo.20941684)
 
 🏠 **[Project Dashboard](https://carstenartur.github.io/sandbox/)** | 📊 **[Test Results](https://carstenartur.github.io/sandbox/tests/)** | 📈 **[Code Coverage](https://carstenartur.github.io/sandbox/coverage/)** | ⚡ **[Performance Charts](https://carstenartur.github.io/sandbox/dev/bench/)**