Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/MicroDexed/src/commit/29da47d19ebe0c5356194954b08683788e6c98fe/third-party/ArduinoJson/examples/MsgPackParser
You should set ROOT_URL correctly, otherwise the web may not work correctly.