Revise install and config steps

See merge request gitlab-org/gitlab!29018

Separate scaling and high availability content

Closes #213612 and #213607

See merge request gitlab-org/gitlab!29002

Add Vue app foundation for Jira Import feature

See merge request gitlab-org/gitlab!28591

Fix display of Jupyter notebooks where cell.source is a string

Closes #27374

See merge request gitlab-org/gitlab!28810

Fixes #27374

Group-level audit event for Group SAML SSO

Closes #35710

See merge request gitlab-org/gitlab!28575

Errors seen when TLS handshake is tried with a http server

See merge request gitlab-org/gitlab!28531

Version note for features moving tiers

See merge request gitlab-org/gitlab!28954

Move metrics controller EE methods into Core

See merge request gitlab-org/gitlab!28452

Use go 1.14 in `.use-pg9` and `.use-pg9-ee` images

Closes #213648

See merge request gitlab-org/gitlab!29008

Use different approval icon if current user approved

See merge request gitlab-org/gitlab!28290

Provide has aliases for completed jobs/pipelines

See merge request gitlab-org/gitlab!28975

Resolve "Group Activity Analytics: Add New Members count"

Closes #212433

See merge request gitlab-org/gitlab!28093

Resolve "Snippet update error when version feature flag disabled"

Closes #213367

See merge request gitlab-org/gitlab!28815

Stringify Sidekiq job args in exception logs

Closes #213639

See merge request gitlab-org/gitlab!28996

Added foundation for a Vue app for the Jira Import page.
Uses feature flags :jira_issue_import and :jira_issue_import_vue

Remove plan from namespaces factory

See merge request gitlab-org/gitlab!28885

Since custom metrics is moving into Core, move the custom metrics
controller endpoints out of EE.

Refactor spammable object

See merge request gitlab-org/gitlab!28528

Resolve "Branch-scoped approval rules not working in Create MR form"

Closes #199788

See merge request gitlab-org/gitlab!27971

- Rules are loaded for the current target branch

When internal api operations are for snippets
it should be allowed if the protocol is web so that we
can keep the snippet repos updated regardless of the feature
flag status

This column is not used anymore and setting this causes incorrect tests.

DOCS - added go module cache support

See merge request gitlab-org/gitlab!27192

Update cluster-applications to 0.13.1

See merge request gitlab-org/gitlab!28724

Display "media broken" icon for broken images in Design Management

See merge request gitlab-org/gitlab!27460

- Test design list item image broken
- test design view image when broken

Resolve "Value stream analytics - select date range of 1 day"

See merge request gitlab-org/gitlab!28103

Note addition of disable Seat Link

See merge request gitlab-org/gitlab!28977

Docs: create initial spelling list

See merge request gitlab-org/gitlab!25944

This commit adds a spelling test to Vale, and creates an initial
spelling exceptions list. The exceptions list is incomplete, and
needs more work.

Enable toggle all button when logged out

See merge request gitlab-org/gitlab!28809