Also sets up helpers needed for mock server

These are the ones needed to support the IDE
starting up.

- Also moves special snapshot serializer to its
  own module.

This library is used to create a mock server
used in integration testing and local
development.

- test_fixtures
- test_helpers

This is used to run the mock server locally

Make Infrastructure as Code less limiting

See merge request gitlab-org/gitlab!38696

Field and argument names should be underscored

See merge request gitlab-org/gitlab!38740

Extract common information from NetworkPolicy

See merge request gitlab-org/gitlab!38003

To be shared with a new model for
CiliumNetworkPolicy which will be further
created

Refactor transfer service code

Closes #230401

See merge request gitlab-org/gitlab!38458

Improve confidentiality search check for AGS, scope: issues

See merge request gitlab-org/gitlab!38564

Reduce the number of buckets for ElasticSearch

See merge request gitlab-org/gitlab!38394

Add documentation for task definition JSON object

See merge request gitlab-org/gitlab!37854

Moved task definition section around.

Log raw pre receive error for create branch service

See merge request gitlab-org/gitlab!38749

Implement batch counter for summing a column

See merge request gitlab-org/gitlab!35922

Geo: Drop tables related to vulnerability export replication

See merge request gitlab-org/gitlab!38299

fixup! fixup! Merge branch '228758-create-a-new-endpoint-that-converts-yml-panels-to-json' into 'master'

Resolve "Custom renderers cleanup - erb"

Closes #232567

See merge request gitlab-org/gitlab!38694

So that we can debug what went wrong in
https://gitlab.com/gitlab-org/gitlab/-/issues/233838

Preload all associations in Vulnerability GraphQL API

See merge request gitlab-org/gitlab!38556

This change adds preloading associations in Vulnerability GraphQL to
prevent N+1 queries. It also solves problem with N+1 query when loading
Vulnerability Findings.

Optimise the external diff storage migration query

Closes #227570

See merge request gitlab-org/gitlab!38579

Allow use of mapMutations to prevent needless action

See merge request gitlab-org/gitlab!38012

Also delete some state/actions lines that are unrelated to mutations

Add vulnerabilitiesCountByDay with vulnerability statistics

See merge request gitlab-org/gitlab!38197

This change adds new field to Group and InstanceSecurityDashboard types
to fetch statistics about vulnerabilities grouped and aggregated by
date. This also deprecates vulnerabilitiesCountByDayAndSeverity field
that was used before and replaces the usage of that in the application.

Chrome/Edge 84: More performant svg workaround solution

Closes #230433

See merge request gitlab-org/gitlab!38716

Move QA debugging gems to 'development' group

See merge request gitlab-org/gitlab!38735

Email notification for Expired Personal Access Token

See merge request gitlab-org/gitlab!38086

Add metric dashboard validator

See merge request gitlab-org/gitlab!36385

Adds a metrics dashboard json schema validator to be used in a metrics
ingestion pipeline.

Update Gitaly version

See merge request gitlab-org/gitlab!38738

Backfill relative positions on designs

See merge request gitlab-org/gitlab!37837

With our new Chrome workaround we might render outdated icons in vue. By
adding a key, we can ensure that the icon component is re-rendered if
the icon that is supposed to be rendered changes.