Contibutes to https://gitlab.com/gitlab-org/gitlab/-/issues/16950

Follow-up for
https://gitlab.com/gitlab-org/gitlab/-/merge_requests/55669

Extend Gitlab::Diff::Line object with a new `marker_ranges` field.
This field keeps information about ranges of characters for each line
with the type of the change.

Gitlab::Diff::Highlight code was updated to fetch MarkerRanges from
Diff::Line objects.

Issue: https://gitlab.com/gitlab-org/gitlab/-/issues/324068

Contributes to https://gitlab.com/gitlab-org/gitlab/-/issues/16950

MarkerRange behaves like a Range but can additionally keep information
about the type of the change. It helps to identify if changed
characters were removed or added.

Fix compliance framework edit button loading on delete

See merge request gitlab-org/gitlab!56222

This resolves a small bug where the compliance frameworks
edit button would show loading when the framework is
being deleted.

Add reference to snippets subdomain to docs

See merge request gitlab-org/gitlab!56178

Updates use of sha for linting

See merge request gitlab-org/gitlab!55865

Update start-using-git page re: VS Code

See merge request gitlab-org/gitlab!56156

Templates crosslinking: API page and instructions

See merge request gitlab-org/gitlab!56160

Crosslink information about creating project templates with the
API that lets you modify them in that manner.

Revise empty MR state text for tone

See merge request gitlab-org/gitlab!53917

Revise the test displayed on an empty merge request to focus on the
user experience (the merge request is empty, now what?) instead of
the previous text.

Split docs for GLEX and experimentation.rb

See merge request gitlab-org/gitlab!56052

To minimize merge conflicts, I'm capturing the line wraps in a
separate commit, and will start tackling my edits in the next commit.

Update compliance pipeline input to use debounce

See merge request gitlab-org/gitlab!56013

This updates the compliance pipeline configuration input to
debounce its validation network request.

Remove gon.global experiment scoping and organize helpers

See merge request gitlab-org/gitlab!55421

https://gitlab.com/gitlab-org/gitlab/-/merge_requests/55421

Updated credentials inventory documentation to include GPG keys view

See merge request gitlab-org/gitlab!56101

- Added section on GPG keys view
- Added section to enable/disable the GPG keys view via feature flag
- Updated credentials inventory image
- Added new image for the GPG keys view

Add `convertFromGraphQLIds` GraphQL util

See merge request gitlab-org/gitlab!55913

And refactor `projects_token_selector` component to use it

Cleanup boilerplate comments in metrics

See merge request gitlab-org/gitlab!56198

Call snowplow for gitlab-experiment specs  [RUN ALL RSPEC]

See merge request gitlab-org/gitlab!55072

Add usage data collection to geo secondaries [RUN ALL RSPEC] [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!55701

Move FetchSubscriptionPlansService to namespace

See merge request gitlab-org/gitlab!55991

Implement generic keyset pagination

See merge request gitlab-org/gitlab!51481

This change implements low level generic keyset pagination utilities.

Also fixes two GraphQL queries using the new lib:

- Order merge_requests by merged_at
- Order projects by similarity score

Add database sourced aggregated metric [RUN ALL RSPEC] [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!53854

Port essential database metrics to Sidekiq

See merge request gitlab-org/gitlab!56005

Run eslint on node scripts and configs

See merge request gitlab-org/gitlab!56133

This re-adds our config/, scripts/ and *.config.js files to eslint,
together with some rules to make it a little easier for those
node-scripts, e.g. console logging or importing node or dev dependencies
should be fine.

Fix RuboCop offenses for Lint/HashCompareByIdentity

See merge request gitlab-org/gitlab!56186

- Add a cron worker to collect and update the secondary usage data table
- Add a placeholder that does the data collection
- Add a new cron to cron_manager and settings, running weekly on Sunday.

Relates to https://gitlab.com/gitlab-org/gitlab/issues/323220

Removes the Disk IO tag from various queues

See merge request gitlab-org/gitlab!56145

Handle RestClient errors in Discord integration

See merge request gitlab-org/gitlab!56112

* Adds helper for finding a sha so it can return nil

Merge branch '323227-experiment-cleanup-experiment-with-adding-social-sign-in-options-to-trial-registration-page' into 'master'

Social sign in options to trial registration [RUN ALL RSPEC] [RUN AS-IF-FOSS]

See merge request gitlab-org/gitlab!55533