[openstreetmap/openstreetmap-website] Upgrade to Rails 6.1 (#3021)

[Tom Hughes]

The development mode issue is actually a new issue caused by the recent update of the `debug_inspector` gem and specifically by https://github.com/banister/debug_inspector/pull/25.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/issues/3021#issuecomment-752737286
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/rails-dev/attachments/20201230/9e8ce858/attachment.htm>