* Add ThreadsInterface (#1178)

* Add ThreadsInterface

* Update changelog

* Inspect exception cause by default & don't exclude ActiveJob::DeserializationError  (#1180)

* Turn on inspect_exception_causes_for_exclusion by default

With this config turned on, we can avoid matching the surface exceptions
in integrations, which could cause issues like #1071.

Solves #642.

* Remove ActiveJob::DeserializationError from ignored list

Since the previous commit solves #642, this commit can remove
ActiveJob::DeserializationError from the ignored exceptions list.

Solves #1071.

* Update async document

* Update changelog

* Make sentry-rails a Rails engine and provide default job class for async (#1181)

* Make sentry-rails a Rails engine too

* Add Sentry::SendEventJob

Instead of letting users defining their SentryJob class, we should
provide a default job class for them.

* Update document and example for the new job class

* Update changelog

* Add configuration option for trusted proxies (#1126)

* Add configuration option for trusted proxies

* Add `trusted_proxies` configuration option to sentry-ruby
* Add existing ActionDispatch `trusted_proxies` values

* Address some PR feedback

* Isolate trusted proxy test configuration
* Add comments to explain why we reverse the forwarded_for ip list
* Call `uniq` on the trusted proxy list
* Rename `filter_local_addresses(ips) to filter_trusted_proxy_addresses(ips)

* Remove duplicated hash entry

* Update some tests after PR feedback

* retrigger checks

Co-authored-by: Stan Lo <stan001212@gmail.com>

* Only define SendEventJob when ActiveJob is defined

* Allow users to configure ActiveJob adapters to ignore (#1256)

* Allow users to configure ActiveJob adapters to ignore

* Update changelog

* Add sidekiq adapter to sentry-rails' ignored adapters list (#1257)

* Add sidekiq adapter to sentry-rails' ignored adapters list

* Update changelog

* Tag queue name and jid on sidekiq events (#1258)

* Add queue name and jid to event tags

* Update changelog

* Tag job_id and provider_job_id on ActiveJob events (#1259)

* Refactor/test ActiveJob's context data

* Tag job_id and provider_job_id on ActiveJob events

* Update changelog

* Add ability to have many post initialization callbacks (#1261)

* Add ability to have many post initialization callbacks

* Revert version bumping, fix codestyle and rewrite rspec test

* Remove dependenciy bumping from sentry-sidekiq

* Add entries to CHANGELOG

* Support config.before_breadcrumb (#1253)

* Support config.before_breadcrumb

Example:

```
config.before_breadcrumb = lambda do |breadcrumb, hint|
  breadcrumb.message = "foo"
  breadcrumb
end
```

* Update changelog

* Update sentry-ruby's changelog

* Update sentry-rails' changelog

* Update sentry-sidekiq's changelog

* Rename ignored_active_job_adapters to skippable_job_adapters (#1264)

* Update sentry-ruby's changelog

Co-authored-by: Jon-Erik Schneiderhan <45184220+jeschneiderhan@users.noreply.github.com>
Co-authored-by: Valentine Kiselev <mrexox@outlook.com>