chore: setup CI

Author: rvullriede

.github/workflows/build-on-push.yml

@@ -25,6 +25,6 @@ jobs:
 
       - name: maven-build-verify
         run: mvn --batch-mode --update-snapshots clean verify
-	
+
       - name: upload-snapshot-to-maven-central
         run: mvn --batch-mode deploy