Move issues index variable setting to a method

See merge request !14048

Fix a "Wrong number of arguments" error in TreeHelper#flatten_tree

Closes #37569

See merge request !14119

Supports additional colors and labels for the prometheus monitoring dashboard

Closes #34629

See merge request !14065

Update master with 9.5.4 security patches

See merge request !14131

Improve clarity of Helm Chart docs

Closes #37550

See merge request !14100

Update GitLab Pages (9.5)

See merge request !2159

Fixes the User Selection Display (9.5)

See merge request gitlab/gitlabhq!2177

[9.5] Disallow the `name` attribute on all user-provided markup

See merge request gitlab/gitlabhq!2166

[9.5] Limit `style` attribute on `th` and `td` elements to specific properties

See merge request gitlab/gitlabhq!2155

Do not use `location.pathname` when accessing environments folders

See merge request !2147

[9.5] Prevent a persistent XSS in the commit author block

See merge request gitlab/gitlabhq!2180

Fix Live Comment XSS Vulnerability

See merge request gitlab/gitlabhq!2183

Fix XSS issue in go-get handling

See merge request !2128

Update db schema to correspond with migrations

See merge request !14115

Merge branch '36638-select-project-to-create-issue-button-is-disconnected-from-dropdown-button' into 'master'

Normalize styles for empty-state group-level new issue/MR combo button

Closes #36638

See merge request !13647

Merge branch '30473-allow-creation-of-subgroups-with-gitlab_default_can_create_group-set-to-false' into 'master'

Make Members with Owner and Master roles always able to create subgroups

Closes #30473

See merge request !14046

Add Auto DevOps docs

Closes #37051

See merge request !14031

Update rails template to include postgres

Closes #37156

See merge request !14120

Merge branch '35558-only-one-garbage-collection-should-be-running-per-project-at-once' into 'master'

Adds exclusive lease to Git garbage collect worker.

Closes #35558

See merge request !14036

Resolve RuboCop violations in scripts/trigger-build-docs

See merge request !14118

Restore droplab item style for keyboard navigation

Closes #37218

See merge request !13921

Improve "Share with group lock" feature for subgroups

Closes #30550

See merge request !13944

Resolve "Make project and features visibility settings less confusing"

Closes #32665

See merge request !14062

Resolve "Banner to enable Auto DevOps at project level"

Closes #37158

See merge request !13991

Update docs for confidential issues

Closes #36352

See merge request !14117