Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/AutoConnect/src/commit/ae9866267cb47ffbfb3d2fe2e379026b2da399bf/mkdocs/images/updatelist.png
You should set ROOT_URL correctly, otherwise the web may not work correctly.