Your ROOT_URL in app.ini is https://gitea.jennalody.de/ but you are visiting https://gitea.jenslody.de/jenna/gnome-shell-extension-openweather/src/commit/913ec08ddb05e3b0c1179f6b1e808d7aa4d8ea55/m4/.gitignore
You should set ROOT_URL correctly, otherwise the web may not work correctly.