Your ROOT_URL in app.ini is https://scm.trinitydesktop.org/gitea/ but you are visiting https://scm.trinitydesktop.net/gitea/TDE/tdewebdev/commits/commit/a0af22785bc8d400f30e7ad1b4712064cd1c9c49/doc/kxsldbg/1downarrow.png
You should set ROOT_URL correctly, otherwise the web may not work correctly.