Resolve "Review App debugging sometimes fail because multiple Unicorn pods exist"

Closes #64996

See merge request gitlab-org/gitlab-ce!31058

Prefer `flat_map` over `map` + `flatten` in specs

See merge request gitlab-org/gitlab-ce!31052

Although `flat_map` is equivalent to `map` + `flatten(1)`
(note the level 1) we can apply this same refactoring to all cases.

Resolve "Add interactive links in the Admin Area overview"

See merge request gitlab-org/gitlab-ce!29306

Update dependency @gitlab/ui to ^5.7.1

See merge request gitlab-org/gitlab-ce!31026

Correct an omitted word

See merge request gitlab-org/gitlab-ce!31083

Add notes to the docs about setting service variables for users wanting to do so from the UI

See merge request gitlab-org/gitlab-ce!30863

Fix duplicated suggestion in Danger gem warning

See merge request gitlab-org/gitlab-ce!31088

Introduces new `feature_entry` helper for dashboard.
This helper reduces code duplication when listing available features
and relevant links to configuration sections

Remove beta from group and instance clusters

See merge request gitlab-org/gitlab-ce!31059

Add empty chart component

Closes #60947

See merge request gitlab-org/gitlab-ce!30682

This merge request adds an empty chart component
which will load in case of queries not having
data to display, this will override the current
logic, which hides all the graphs that have no
data to show

Add GitLab Unix shell scripting style guide to docs

See merge request gitlab-org/gitlab-ce!30271

Set DOCKER_TLS_CERTDIR in CI job templates

See merge request gitlab-org/gitlab-ce!31080

Set DOCKER_TLS_CERTDIR in Auto Dev-Ops CI template

See merge request gitlab-org/gitlab-ce!31078

https://gitlab.com/gitlab-org/gitlab-ce/issues/65019

https://gitlab.com/gitlab-org/gitlab-ce/issues/65019

Fixes #29528, by allowing all users to view history

Closes #29528

See merge request gitlab-org/gitlab-ce!30470

This removes the create_wiki permission check from the history
controller, allowing show and history to have the same level of
permissions.

Fixes https://gitlab.com/gitlab-org/gitlab-ce/issues/29528

Encapsulate file view modes with constants

Closes #63894

See merge request gitlab-org/gitlab-ce!30737

Remove dead mysql code

Closes #63191

See merge request gitlab-org/gitlab-ce!29608

Update Mermaid to v8.2.3

Closes #64601

See merge request gitlab-org/gitlab-ce!30985

#64081 allow override of helm release name

See merge request gitlab-org/gitlab-ce!30360

Rename changelog to correct issue number, be more explicit that we're talking about Auto DevOps projects

Remove PostgreSQL opclasses monkey patch

Closes #64529 and #59673

See merge request gitlab-org/gitlab-ce!30709

Speed up boot time

See merge request gitlab-org/gitlab-ce!31072

Adjust group level analytics to accept multiple projects ids

See merge request gitlab-org/gitlab-ce!30744

by removing an unused `begin ... rescue ... end` block. The block is no longer necessary after moving the bootsnap gem to the :default group in eedf7355.

Add validator for qualified domain array

See merge request gitlab-org/gitlab-ce!31043

- Validate that the entries contain no unicode, html tags and are not
larger than 255 characters.

Add PIP_DEPENDENCY_PATH to dependency scanning template

See merge request gitlab-org/gitlab-ce!30762

This fixes fill colors not working with Mermaid and pulls
in a number of other fixes.

* https://github.com/knsv/mermaid/blob/master/CHANGELOG.md
* https://github.com/knsv/mermaid/#special-note-regarding-version-82

Closes https://gitlab.com/gitlab-org/gitlab-ce/issues/64601