Describe how to set up a push mirror repository at GitLab

Closes #57062

See merge request gitlab-org/gitlab-ce!24834

Documentation: add a note about time sync between GitLab and k8s cluster

See merge request gitlab-org/gitlab-ce!24816

Added further details to the CI_PROJECT_DIR variable documentation

See merge request gitlab-org/gitlab-ce!24153

Clean up unicorn sampler metric labels

Closes #56788

See merge request gitlab-org/gitlab-ce!24626

Upgrade gitaly to 1.18.0

See merge request gitlab-org/gitlab-ce!24981

Resolve "Diff file headers on 'Compare' not quite right"

Closes #56938

See merge request gitlab-org/gitlab-ce!24783

Signed-off-by: Juergen Kosel <juergen.kosel@gmx.de>

Apply wording from https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/24834#note_138592349Signed-off-by: Juergen Kosel <juergen.kosel@gmx.de>

Send project name with Gitaly repository requests

Closes gitaly#1394

See merge request gitlab-org/gitlab-ce!23373

Fix #44332 - Add support for profile and email

Closes #44332

See merge request gitlab-org/gitlab-ce!24335

Add list_projects endpoint to error tracking

See merge request gitlab-org/gitlab-ce!24700

Add Go guidelines to developer docs

Closes #54494

See merge request gitlab-org/gitlab-ce!24661

Use special classes when is_compare, similar to is_commit. Default
expectation is diff is being viewed in MR

Fix incorrect stable branch name for templates

See merge request gitlab-org/gitlab-ce!24973

In https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/24962 the
stable branches were incorrectly changed to `stable-X-Y`. This commit
fixes this so we correctly use `X-Y-stable`.

Add service to get sentry projects list

See merge request gitlab-org/gitlab-ce!24681

Avoid race conditions when creating GpgSignature

Closes #57304

See merge request gitlab-org/gitlab-ce!24939

Add UI for "Group Overview default" preference in User Settings

See merge request gitlab-org/gitlab-ce!24761

Bump required Ruby version in install doc

Closes #57350

See merge request gitlab-org/gitlab-ce!24966

Remove requirement to target security branches

See merge request gitlab-org/gitlab-ce!24962

Revert "Convert noteable_note_spec.js to Vue test utils"

See merge request gitlab-org/gitlab-ce!24961

This avoids race conditions when creating GpgSignature.

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/57350

Update the list of GitLab metrics to include the missing metric names.

Update Workhorse to v8.3.0

See merge request gitlab-org/gitlab-ce!24959

Change `type` and `address` labels to be less generic to avoid conflicts
with other systems.

This removes the requirement and any mention of targeting security
branches when working on security releases. The release process
documentation changes for these CE changes can be found in merge request
https://gitlab.com/gitlab-org/release/docs/merge_requests/97.

The proposal to remove security branches was approved in
https://gitlab.com/gitlab-org/release/framework/issues/165#note_138139016.

Reduce Bundle Size by lazy loading markdown-it

Closes #56989

See merge request gitlab-org/gitlab-ce!24763

Allow custom squash commit messages

See merge request gitlab-org/gitlab-ce!24518