speed up fixtures by not loading all their classes
update error message when InlineAdapter is used
Warning about middleware not auto-reloading

Add a section in the guide to explain that Rails can't auto-reload
a middleware on code change.

Fix #16806

[ci skip]
Merge pull request #17187 from Bounga/middleware_reloading_explaination

Warning about middleware not auto-reloading
Merge pull request #17205 from y-yagi/patch-1

update error message when InlineAdapter is used
Point to a specific version of guide to make the redirect work
Don't pass retry option to Sidekiq

* This would override whatever default is configured in Sidekiq
  system-wide, and retry is true by default anyway.
Merge pull request #17215 from aripollak/sidekiq-no-retry-option

Don't pass retry option to Sidekiq
[ci skip] removing ruby-i18n.org/wiki link that is not available and using “gems” instead of plugins
Merge pull request #17219 from Gaurav2728/gaurav-missing_i18_link

[ci skip] removing ruby-i18n.org/wiki link that is not available and usi...
Request#check_method no longer breaks when :en is not available locale

Request#check_method would use to_sentence(locale: :en), which breaks when
I18n.available_locales does not include :en and
I18n.enforce_available_locales is true (default).

Inlined to_sentence functionality to solve this.
Merge pull request #17221 from StefanH/fix-unknown-http-method-message

Invalid HTTP method will raise I18n::InvalidLocale if :en is not a valid locale.
ActiveJob: allow blank queue names

As discussed in #17195, Que uses blank queue names by default for
performance reasons. At the very least, ActiveJob should allow users to
choose "" as their queue name. This commit allows blank queue names, as
well as tests to make sure that nil queue names still use the default.
Merge pull request #17223 from bgentry/active-job-empty-queue-name

ActiveJob: allow empty queue names
tests, move `original_` var assignments outside of `begin`.
Merge pull request #17014 from grosser/grosser/fast-fixtures

speed up fixtures by not loading all their classes