Nightly CI build for the Rails repo

Daily build with Ruby head

Failed in 4m 38s
:pipeline: rails-nightly-initial-pipeline

✍️ rails/docs-preview:

:docker: rubylang/ruby:master
Waited 5s
·
Ran in 3m 2s
:docker: rubylang/ruby:master-debug
Waited 0s
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Ran in 3m 38s
Total Job Run Time: 7m 38s