The e2e tests are located in the `test/` folder and require [nodejs](http://nodejs.org/). They are creating a fresh build, install the app on your Cloudron, perform tests, backup, restore and test if the repos are still ok. The tests expect port 29418 to be available.
MINIO_DOMAIN=domain.com env var can be set to server DNS style requests as bucket.domain.com . This requires the platform code to set aliases for the httpPorts and not the primaryport.