Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/OpenAudio_ArduinoLibrary/src/commit/e09cad6831b988c3e9dbf90fab8524287e30439a/docs/bootstrap/js
You should set ROOT_URL correctly, otherwise the web may not work correctly.
Chip Audette