Your ROOT_URL in app.ini is https://git.cloudchain.link/ but you are visiting https://dash.bss.nz/open-source-mirrors/Sonarr/blame/commit/75def198e4a621bc39f4d552f7ade788d4a19c1a/UI/Calendar/CalendarItemTemplate.html
You should set ROOT_URL correctly, otherwise the web may not work correctly.