Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/scriptform/commit/b53f5fcf40ff73e6710c482a7fd6b57cf1cd58e0?style=unified&whitespace=ignore-eol
You should set ROOT_URL correctly, otherwise the web may not work correctly.