Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/Radarr/src/commit/5d4da26195f6b9e372778dec9429314bdf6c2336/setup You should set ROOT_URL correctly, otherwise the web may not work correctly.
Radarr/setup
Qstick 02c95658c4 Windows installer improvements 4 years ago
..
inno added inno setup scripts 11 years ago
build.bat New: Tooling changes for UI 6 years ago
radarr.iss Windows installer improvements 4 years ago