Add centralized documentation for event tracking

See merge request gitlab-org/gitlab!17008

This updates all of the event tracking documentation and moves
it into a consolidated area dedicated to event tracking.

Add some efficiency steps for code review

See merge request gitlab-org/gitlab!16492

Remove feature flag for reactive caching key check

Closes #29944

See merge request gitlab-org/gitlab!16665

- For the auther, it's more efficient to assign the MR back rather than
mentioning only and hoping that the reviewer will notice.
- For the reviewer, use "Nit:" prefix so that authors do not think
something is a blocking comment and un-necessary waste cyles addressing
it.
- Also add kindness for everyone :)

Show Environment Dashboard Cards with Headers

See merge request gitlab-org/gitlab!15191

Fill in environment header data

Docs: Update promo date

See merge request gitlab-org/gitlab!16986

Undo concurrent cleanup exactly for application_settings#snowplow_collector_hostname

Closes #32178

See merge request gitlab-org/gitlab!17021

Remove feature flagging for some tracking

See merge request gitlab-org/gitlab!16552

Add a note about orphaned registries to Geo troubleshooting guide

Closes #11588

See merge request gitlab-org/gitlab!16839

Fix "Failure in qa/specs/features/ee/browser_ui/geo/http_push_to_secondary_spec.rb"

See merge request gitlab-org/gitlab!16874

Use the method that will remove the right trigger. Previously, it seems
we did not remove the trigger from the up method at all.

Use the undo_cleanup_concurrent_column_rename to do so

Fixed broken master at https://gitlab.com/gitlab-org/gitlab/issues/32178

Resolve "[FE] Implement status and Discussion Count on Designs"

See merge request gitlab-org/gitlab!16416

When querying a Design List Item, the event and notesCount fields
are now available at the top level

Match Environment Spec Search Case Insensitively

Closes #12692

See merge request gitlab-org/gitlab!16691

Remove self-monitoring background migration files

See merge request gitlab-org/gitlab!16930

- Remove self-monitoring project migration files.

update-test-metadata run when rspec tests run

Closes #32177

See merge request gitlab-org/gitlab!17000

Document Lambda deploys via GitLab CI/CD

Closes #26676

See merge request gitlab-org/gitlab!16858

Fix `ci_usage_warning_message` message builder

See merge request gitlab-org/gitlab!16979

Add missing specs for EE::RunnersHelper

Add changelog file

Remove the designs fixtures

See merge request gitlab-org/gitlab!17002

SAST that doesn't rely on Docker-in-Docker

See merge request gitlab-org/gitlab!16487

When using this file, we are no longer reliant on Docker-in-Docker to
run the various SAST analyzers. We are picking which analyzers to run
based on the languages used in the given project.

Resolve "Migrate spec/javascripts/diffs/components/diff_content_spec.js to Jest"

Closes #31633

See merge request gitlab-org/gitlab!16729

Merge branch 'winh-65764-add-missing-error-handling-to-add-list-dropdown-in-issue-boards' into 'master'

Add missing error handling to "Add list" dropdown in issue boards

See merge request gitlab-org/gitlab!16896

Apply suggestion to changelogs/unreleased/65764-add-missing-error-handling-to-add-list-dropdown-in-issue-boards.yml

Add check for hiding boards-switcher

Closes #12775

See merge request gitlab-org/gitlab!15293

Fix recursive dependency in image_diff

See merge request gitlab-org/gitlab!16689

Resolve "Update group packages navigation popout with a title"

See merge request gitlab-org/gitlab!16791

Resolve "Fix resolve button not showing in MR thread"

Closes #32157

See merge request gitlab-org/gitlab!16969