Subdomain raise_on_open_redirects upstream support

[mvl22]

cyclescape/config/application.rb

Line 67 in 11df022

# When https://github.com/rails/rails/pull/45680 we can set the hosts but the feature is a bit too broken for us.

Looks like support is now imminent:

rails/rails#45680 (comment)