Update architecture.md to have a component by component overview

See merge request gitlab-org/gitlab-ce!22472

Add missing `performance` to changelog type doc

See merge request gitlab-org/gitlab-ce!22733

Validate that foreign keys are indexed and created

Closes #50875

See merge request gitlab-org/gitlab-ce!22808

Resolve "Allow pipelines to be deleted by project owners"

Closes #41875

See merge request gitlab-org/gitlab-ce!22988

Rename diffs store variable

See merge request gitlab-org/gitlab-ce!23123

Replace weight icon

See merge request gitlab-org/gitlab-ce!23144

Refactor how a few ActiveRecord enums are defined

See merge request gitlab-org/gitlab-ce!23024

Fixed image discussion styling

Closes #54110

See merge request gitlab-org/gitlab-ce!23127

Object storage docs are not relevant to GitLab.com and is in Core

See merge request gitlab-org/gitlab-ce!22943

Fix punctuation error

See merge request gitlab-org/gitlab-ce!22345

Resolve "Upgrade Helm Tiller Version Used By GitLab Managed Apps"

Closes #49726

See merge request gitlab-org/gitlab-ce!22693

Merge branch '54011-all-files-named-index-have-their-content-rendered-as-if-they-were-text-files' into 'master'

Resolve "All files named `index.*` have their content rendered as if they were text files"

Closes #54011

See merge request gitlab-org/gitlab-ce!23063

Use Nokogiri as the ActiveSupport XML backend

Closes #54068

See merge request gitlab-org/gitlab-ce!23136

Add glob for CI changes detection

See merge request gitlab-org/gitlab-ce!23128

Fix typos in lib

See merge request gitlab-org/gitlab-ce!23106

Resolve "Can merge branch before build is started"

Closes #28682

See merge request gitlab-org/gitlab-ce!22911

Backport ServiceHook#execute from EE

See merge request gitlab-org/gitlab-ce!23122

Fixes the styling of image discussions after the discussion styling
changes.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/54110

Add markdown support information for project settings

See merge request gitlab-org/gitlab-ce!23081

Docs eks update

See merge request gitlab-org/gitlab-ce!23133

Fix typo pipline to pipeline

See merge request gitlab-org/gitlab-ce!23129

Fix bug in Gitlab::Checks::CommitCheck

See merge request gitlab-org/gitlab-ce!23045

This significantly improves performance and reduces memory consumption
when parsing XML files. On a test with 124 JUnit files from a CE build,
there was about a 4x reduction in processing time.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/54068

fix typo addres to address

See merge request gitlab-org/gitlab-ce!23108

Add docs for commenting in any line of MR diff files

See merge request gitlab-org/gitlab-ce!22878

Change supported web browsers sentence to bullet list

See merge request gitlab-org/gitlab-ce!23088

Revert API is going into 11.5, not 11.6.

See merge request gitlab-org/gitlab-ce!23060

Update additional resources link in training material docs

Closes #53577

See merge request gitlab-org/gitlab-ce!23056

Docs knative guide

See merge request gitlab-org/gitlab-ce!22953