Alongside specs

And api spec

Add migration and setting

[Part 4] 5276 Create terminal sync Vuex module and update plugin

See merge request gitlab-org/gitlab-ee!14034

**Notes:**
This interfaces with the `mirror` service and maintains
a state for it's current status.

Add content for onboarding tour

See merge request gitlab-org/gitlab-ee!13390

- Update constants

Add ApprovalMRRule fallback for legacy code_owner rules

Closes #12035

See merge request gitlab-org/gitlab-ee!14037

Update Serverless.gitlab-ci-yml to fix lint warning

See merge request gitlab-org/gitlab-ce!29396

Insights is now GA

See merge request gitlab-org/gitlab-ce!29494

Remove docs for a removed ES rake task

See merge request gitlab-org/gitlab-ce!29501

Remove a now-unneeded ES rake task

See merge request gitlab-org/gitlab-ee!14069

Make Insights Generally Available

See merge request gitlab-org/gitlab-ee!14067

Update merge options for auto merge strategies

See merge request gitlab-org/gitlab-ce!29334

Document when milestones and labels links are missing

Closes #58984

See merge request gitlab-org/gitlab-ce!29355

Document that milestones and labels are still accesible
through direct links when issues are disabled even if
links are missing in sidebar UI.

Update git object deduplication overview

See merge request gitlab-org/gitlab-ce!29139

Apply tooltip on truncated commit title

See merge request gitlab-org/gitlab-ce!28865

Add link to import video

See merge request gitlab-org/gitlab-ce!29525

Currently, merge options is updated on #execute method,
however, we should have #update interface to make it explicit.

Docs: SSOT edits to docs that are alone in root directories

See merge request gitlab-org/gitlab-ce!28694

Add link to Auto DevOps demo video

See merge request gitlab-org/gitlab-ce!29528

Add link to Groups video

See merge request gitlab-org/gitlab-ce!29530