diff --git a/.gitlab/issue_templates/Feature proposal - detailed.md b/.gitlab/issue_templates/Feature proposal - detailed.md
index f7d0567f806..862c0e03258 100644
--- a/.gitlab/issue_templates/Feature proposal - detailed.md	
+++ b/.gitlab/issue_templates/Feature proposal - detailed.md	
@@ -63,7 +63,12 @@ Consider adding checkboxes and expectations of users with certain levels of memb
 * [ ] Add expected impact to Reporter (20) members
 * [ ] Add expected impact to Developer (30) members
 * [ ] Add expected impact to Maintainer (40) members
-* [ ] Add expected impact to Owner (50) members -->
+* [ ] Add expected impact to Owner (50) members 
+
+Please consider performing a threat model for the code changes that are introduced as part of this feature. To get started, refer to our Threat Modeling handbook page https://about.gitlab.com/handbook/security/threat_modeling/#threat-modeling. 
+
+Don't hesitate to reach out to the Application Security Team (`@gitlab-com/gl-security/appsec`) to discuss any security concerns.
+-->
 
 ### Documentation
 
diff --git a/app/assets/javascripts/boards/stores/actions.js b/app/assets/javascripts/boards/stores/actions.js
index 48ca3239cfd..1ebfcfc331b 100644
--- a/app/assets/javascripts/boards/stores/actions.js
+++ b/app/assets/javascripts/boards/stores/actions.js
@@ -15,7 +15,6 @@ import {
   FilterFields,
   ListTypeTitles,
   DraggableItemTypes,
-  active,
 } from 'ee_else_ce/boards/constants';
 import {
   formatIssueInput,
@@ -210,7 +209,6 @@ export default {
     const variables = {
       fullPath,
       searchTerm,
-      state: active,
     };
 
     let query;
diff --git a/app/assets/javascripts/repository/components/blob_content_viewer.vue b/app/assets/javascripts/repository/components/blob_content_viewer.vue
index 547e41019a2..ca89e549181 100644
--- a/app/assets/javascripts/repository/components/blob_content_viewer.vue
+++ b/app/assets/javascripts/repository/components/blob_content_viewer.vue
@@ -245,7 +245,7 @@ export default {
 <template>
   <div>
     <gl-loading-icon v-if="isLoading" size="sm" />
-    <div v-if="blobInfo && !isLoading" class="file-holder">
+    <div v-if="blobInfo && !isLoading" class="file-holder gl-overflow-hidden">
       <blob-header
         :blob="blobInfo"
         :hide-viewer-switcher="!hasRichViewer || isBinaryFileType || isUsingLfs"
diff --git a/app/assets/javascripts/vue_shared/components/blob_viewers/simple_viewer.vue b/app/assets/javascripts/vue_shared/components/blob_viewers/simple_viewer.vue
index 2c74d56f617..4b222608e5f 100644
--- a/app/assets/javascripts/vue_shared/components/blob_viewers/simple_viewer.vue
+++ b/app/assets/javascripts/vue_shared/components/blob_viewers/simple_viewer.vue
@@ -51,7 +51,7 @@ export default {
 <template>
   <div>
     <div class="file-content code js-syntax-highlight" :class="$options.userColorScheme">
-      <div v-if="!hideLineNumbers" class="line-numbers">
+      <div v-if="!hideLineNumbers" class="line-numbers gl-pt-0!">
         <a
           v-for="line in lineNumbers"
           :id="`L${line}`"
@@ -67,7 +67,7 @@ export default {
       </div>
       <div class="blob-content">
         <pre
-          class="code highlight"
+          class="code highlight gl-p-0! gl-display-flex"
         ><code v-safe-html="content" :data-blob-hash="blobHash"></code></pre>
       </div>
     </div>
diff --git a/app/assets/javascripts/vue_shared/components/source_viewer.vue b/app/assets/javascripts/vue_shared/components/source_viewer.vue
index ba6f27698b7..0aa2589637f 100644
--- a/app/assets/javascripts/vue_shared/components/source_viewer.vue
+++ b/app/assets/javascripts/vue_shared/components/source_viewer.vue
@@ -116,13 +116,13 @@ export default {
 </script>
 <template>
   <div
-    class="file-content code js-syntax-highlight blob-content"
+    class="file-content code js-syntax-highlight blob-content gl-display-flex"
     :class="$options.userColorScheme"
     data-type="simple"
     data-qa-selector="blob_viewer_file_content"
   >
     <line-numbers :lines="lineNumbers" />
-    <pre class="code"><code v-safe-html="highlightedContent"></code>
+    <pre class="code gl-pb-0!"><code v-safe-html="highlightedContent"></code>
     </pre>
   </div>
 </template>
diff --git a/app/models/container_repository.rb b/app/models/container_repository.rb
index e14555f2907..c1fb2726d03 100644
--- a/app/models/container_repository.rb
+++ b/app/models/container_repository.rb
@@ -96,7 +96,7 @@ class ContainerRepository < ApplicationRecord
     end
 
     event :abort_import do
-      transition %i[pre_importing importing] => :import_aborted
+      transition ACTIVE_MIGRATION_STATES.map(&:to_sym) => :import_aborted
     end
 
     event :skip_import do
@@ -205,6 +205,11 @@ class ContainerRepository < ApplicationRecord
     super
   end
 
+  def finish_pre_import_and_start_import
+    # nothing to do between those two transitions for now.
+    finish_pre_import && start_import
+  end
+
   # rubocop: disable CodeReuse/ServiceClass
   def registry
     @registry ||= begin
@@ -287,10 +292,18 @@ class ContainerRepository < ApplicationRecord
     update!(expiration_policy_started_at: Time.zone.now)
   end
 
+  def migration_in_active_state?
+    migration_state.in?(ACTIVE_MIGRATION_STATES)
+  end
+
   def migration_importing?
     migration_state == 'importing'
   end
 
+  def migration_pre_importing?
+    migration_state == 'pre_importing'
+  end
+
   def migration_pre_import
     return :error unless gitlab_api_client.supports_gitlab_api?
 
diff --git a/config/feature_flags/development/disable_metric_dashboard_refresh_rate.yml b/config/feature_flags/development/disable_metric_dashboard_refresh_rate.yml
index 6f4235acaac..6adfba96e10 100644
--- a/config/feature_flags/development/disable_metric_dashboard_refresh_rate.yml
+++ b/config/feature_flags/development/disable_metric_dashboard_refresh_rate.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/37195
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/229841
 milestone: '13.2'
 type: development
-group: group::monitor
+group: group::respond
 default_enabled: false
diff --git a/config/feature_flags/development/incident_escalations.yml b/config/feature_flags/development/incident_escalations.yml
index ea823f573aa..3853a8be2de 100644
--- a/config/feature_flags/development/incident_escalations.yml
+++ b/config/feature_flags/development/incident_escalations.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/74337
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/345769
 milestone: '14.6'
 type: development
-group: group::monitor
+group: group::respond
 default_enabled: false
diff --git a/config/feature_flags/development/metrics_dashboard_exhaustive_validations.yml b/config/feature_flags/development/metrics_dashboard_exhaustive_validations.yml
index 1fe4c51b6ec..5c3c76dd252 100644
--- a/config/feature_flags/development/metrics_dashboard_exhaustive_validations.yml
+++ b/config/feature_flags/development/metrics_dashboard_exhaustive_validations.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/40103
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/241697
 milestone: '13.4'
 type: development
-group: group::apm
+group: group::respond
 default_enabled: false
diff --git a/config/feature_flags/development/prometheus_computed_alerts.yml b/config/feature_flags/development/prometheus_computed_alerts.yml
index 5a9a989d544..97912685fb5 100644
--- a/config/feature_flags/development/prometheus_computed_alerts.yml
+++ b/config/feature_flags/development/prometheus_computed_alerts.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/13443
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/255304
 milestone: '12.0'
 type: development
-group: group::monitor
+group: group::respond
 default_enabled: false
diff --git a/config/feature_flags/development/rearrange_pipelines_table.yml b/config/feature_flags/development/rearrange_pipelines_table.yml
index aba990d891f..4f16d6651b6 100644
--- a/config/feature_flags/development/rearrange_pipelines_table.yml
+++ b/config/feature_flags/development/rearrange_pipelines_table.yml
@@ -5,4 +5,4 @@ rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/343286
 milestone: '14.8'
 type: development
 group: group::pipeline execution
-default_enabled: false
+default_enabled: true
diff --git a/config/feature_flags/development/settings_operations_prometheus_service.yml b/config/feature_flags/development/settings_operations_prometheus_service.yml
index 27ccaf782c2..93afe504b21 100644
--- a/config/feature_flags/development/settings_operations_prometheus_service.yml
+++ b/config/feature_flags/development/settings_operations_prometheus_service.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/24296
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/258560
 milestone: '12.8'
 type: development
-group: group::monitor
+group: group::respond
 default_enabled: false
diff --git a/config/feature_flags/development/usage_data_i_incident_management_oncall_notification_sent.yml b/config/feature_flags/development/usage_data_i_incident_management_oncall_notification_sent.yml
index 3b8d02cc2d4..558232ca1bd 100644
--- a/config/feature_flags/development/usage_data_i_incident_management_oncall_notification_sent.yml
+++ b/config/feature_flags/development/usage_data_i_incident_management_oncall_notification_sent.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/58606
 rollout_issue_url:
 milestone: '13.11'
 type: development
-group: group::monitor
+group: group::respond
 default_enabled: true
diff --git a/config/feature_flags/ops/prometheus_notify_max_alerts.yml b/config/feature_flags/ops/prometheus_notify_max_alerts.yml
index 2861299d9bf..bc08787e8ec 100644
--- a/config/feature_flags/ops/prometheus_notify_max_alerts.yml
+++ b/config/feature_flags/ops/prometheus_notify_max_alerts.yml
@@ -4,5 +4,5 @@ introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/77168
 rollout_issue_url: https://gitlab.com/gitlab-com/gl-infra/production/-/issues/6086
 milestone: '14.7'
 type: ops
-group: group::monitor
+group: group::respond
 default_enabled: false
diff --git a/config/initializers_before_autoloader/004_zeitwerk.rb b/config/initializers_before_autoloader/004_zeitwerk.rb
index cb05bf1abb2..60cc57c3282 100644
--- a/config/initializers_before_autoloader/004_zeitwerk.rb
+++ b/config/initializers_before_autoloader/004_zeitwerk.rb
@@ -4,6 +4,7 @@ Rails.autoloaders.each do |autoloader|
   # We need to ignore these since these are non-Ruby files
   # that do not define Ruby classes / modules
   autoloader.ignore(Rails.root.join('lib/support'))
+  autoloader.ignore(Rails.root.join('lib/gitlab/ci/parsers/security/validators/schemas'))
   autoloader.ignore(Rails.root.join('ee/lib/ee/gitlab/ci/parsers/security/validators/schemas')) if Gitlab.ee?
 
   # Mailer previews are loaded manually by Rails
diff --git a/doc/administration/pages/index.md b/doc/administration/pages/index.md
index 4d672091753..81465e0228c 100644
--- a/doc/administration/pages/index.md
+++ b/doc/administration/pages/index.md
@@ -238,6 +238,7 @@ control over how the Pages daemon runs and serves content in your environment.
 | `artifacts_server_url`                  | API URL to proxy artifact requests to. Defaults to GitLab `external URL` + `/api/v4`, for example `https://gitlab.com/api/v4`. When running a [separate Pages server](#running-gitlab-pages-on-a-separate-server), this URL must point to the main GitLab server's API. |
 | `auth_redirect_uri`                     | Callback URL for authenticating with GitLab. Defaults to project's subdomain of `pages_external_url` + `/auth`. |
 | `auth_secret`                           | Secret key for signing authentication requests. Leave blank to pull automatically from GitLab during OAuth registration. |
+| `client_cert_key_pairs`                 | Client certificates and keys used for mutual TLS with the GitLab API. See [Support mutual TLS when calling the GitLab API](#support-mutual-tls-when-calling-the-gitlab-api) for details. |
 | `dir`                                   | Working directory for configuration and secrets files. |
 | `enable`                                | Enable or disable GitLab Pages on the current system. |
 | `external_http`                         | Configure Pages to bind to one or more secondary IP addresses, serving HTTP requests. Multiple addresses can be given as an array, along with exact ports, for example `['1.2.3.4', '1.2.3.5:8063']`. Sets value for `listen_http`. |
@@ -511,6 +512,20 @@ Authority (CA) in the system certificate store.
 
 For Omnibus, this is fixed by [installing a custom CA in Omnibus GitLab](https://docs.gitlab.com/omnibus/settings/ssl.html#install-custom-public-certificates).
 
+### Support mutual TLS when calling the GitLab API
+
+If GitLab has been [configured to require mutual TLS](https://docs.gitlab.com/omnibus/settings/nginx.html#enable-2-way-ssl-client-authentication), you need to add the client certificates to Pages:
+
+1. Configure in `/etc/gitlab/gitlab.rb`:
+
+   ```ruby
+   gitlab_pages['client_cert_key_pairs'] = ['</path/to/cert>:</path/to/key>']
+   ```
+
+   Where `</path/to/cert>` and `</path/to/key>` are the file paths to the client certificate and its respective key file.
+   Both of these files must be encoded in PEM format.
+1. To configure Pages to validate the server certificates, [add the root CA to the system trust store](#using-a-custom-certificate-authority-ca).
+
 ### ZIP serving and cache configuration
 
 > [Introduced](https://gitlab.com/gitlab-org/gitlab-pages/-/merge_requests/392) in GitLab 13.7.
@@ -688,7 +703,7 @@ To override the global maximum pages size for a specific group:
 ## Running GitLab Pages on a separate server
 
 You can run the GitLab Pages daemon on a separate server to decrease the load on
-your main application server. This configuration does not support mutual TLS (mTLS). See the [corresponding feature proposal](https://gitlab.com/gitlab-org/gitlab-pages/-/issues/548) for more information.
+your main application server.
 
 To configure GitLab Pages on a separate server:
 
diff --git a/doc/ci/runners/saas/windows_saas_runner.md b/doc/ci/runners/saas/windows_saas_runner.md
index b08be14dbc3..209c43e1e7f 100644
--- a/doc/ci/runners/saas/windows_saas_runner.md
+++ b/doc/ci/runners/saas/windows_saas_runner.md
@@ -15,7 +15,7 @@ change when the beta period ends, as discussed in this [related issue](https://g
 
 Windows runners on GitLab.com autoscale by launching virtual machines on
 the Google Cloud Platform. This solution uses an
-[autoscaling driver](https://gitlab.com/gitlab-org/ci-cd/custom-executor-drivers/autoscaler/tree/master/docs/readme.md)
+[autoscaling driver](https://gitlab.com/gitlab-org/ci-cd/custom-executor-drivers/autoscaler/-/blob/main/docs/README.md)
 developed by GitLab for the [custom executor](https://docs.gitlab.com/runner/executors/custom.html).
 Windows runners execute your CI/CD jobs on `n1-standard-2` instances with
 2 vCPUs and 7.5 GB RAM. You can find a full list of available Windows packages in
diff --git a/doc/development/internal_api/index.md b/doc/development/internal_api/index.md
index 96910892022..983953d2e09 100644
--- a/doc/development/internal_api/index.md
+++ b/doc/development/internal_api/index.md
@@ -507,7 +507,7 @@ curl --request POST --header "Gitlab-Kas-Api-Request: <JWT token>" \
 
 Called from the GitLab Agent Server (`kas`) to create a security vulnerability
 from a Starboard vulnerability report. This request is idempotent. Multiple requests with the same data
-create a single vulnerability.
+create a single vulnerability. The response contains the UUID of the created vulnerability finding.
 
 | Attribute       | Type   | Required | Description |
 |:----------------|:-------|:---------|:------------|
@@ -553,6 +553,14 @@ curl --request PUT --header "Gitlab-Kas-Api-Request: <JWT token>" \
 }'
 ```
 
+Example response:
+
+```json
+{
+  "uuid": "4773b2ee-5ba5-5e9f-b48c-5f7a17f0faac"
+}
+```
+
 ## Subscriptions
 
 The subscriptions endpoint is used by [CustomersDot](https://gitlab.com/gitlab-org/customers-gitlab-com) (`customers.gitlab.com`)
diff --git a/doc/user/admin_area/settings/external_authorization.md b/doc/user/admin_area/settings/external_authorization.md
index 81935aceebd..ef980981fec 100644
--- a/doc/user/admin_area/settings/external_authorization.md
+++ b/doc/user/admin_area/settings/external_authorization.md
@@ -105,7 +105,7 @@ label defined in the [global settings](#configuration) is used.
 
 The label is shown on all project pages in the upper right corner.
 
-![classification label on project page](img/classification_label_on_project_page.png)
+![classification label on project page](img/classification_label_on_project_page_v14_8.png)
 
 <!-- ## Troubleshooting
 
diff --git a/doc/user/admin_area/settings/img/classification_label_on_project_page.png b/doc/user/admin_area/settings/img/classification_label_on_project_page.png
deleted file mode 100644
index 4aedb332cec..00000000000
Binary files a/doc/user/admin_area/settings/img/classification_label_on_project_page.png and /dev/null differ
diff --git a/doc/user/admin_area/settings/img/classification_label_on_project_page_v14_8.png b/doc/user/admin_area/settings/img/classification_label_on_project_page_v14_8.png
new file mode 100644
index 00000000000..4bd2e7d389b
Binary files /dev/null and b/doc/user/admin_area/settings/img/classification_label_on_project_page_v14_8.png differ
diff --git a/doc/user/project/merge_requests/test_coverage_visualization.md b/doc/user/project/merge_requests/test_coverage_visualization.md
index 1ed6d969c40..a513eefbbb2 100644
--- a/doc/user/project/merge_requests/test_coverage_visualization.md
+++ b/doc/user/project/merge_requests/test_coverage_visualization.md
@@ -343,3 +343,30 @@ run tests:
     reports:
       cobertura: coverage.xml
 ```
+
+### Ruby example
+
+The following [`.gitlab-ci.yml`](../../../ci/yaml/index.md) example for Ruby uses
+
+- [`rspec`](https://rspec.info/) to run tests.
+- [`simplecov`](https://github.com/simplecov-ruby/simplecov) and [`simplecov-cobertura`](https://github.com/dashingrocket/simplecov-cobertura)
+  to record the coverage profile and create a report in the Cobertura XML format.
+
+This example assumes:
+
+- That [`bundler`](https://bundler.io/) is being used for dependency management.
+  The `rspec`, `simplecov` and `simplecov-cobertura` gems have been added to your `Gemfile`.
+- The `CoberturaFormatter` has been added to your `SimpleCov.formatters`
+  configuration within the `spec_helper.rb` file.
+
+```yaml
+run tests:
+  stage: test
+  image: ruby:3.1
+  script:
+    - bundle install
+    - bundle exec rspec
+  artifacts:
+    reports:
+      cobertura: coverage/coverage.xml
+```
diff --git a/lib/api/api.rb b/lib/api/api.rb
index d47709311dd..5100ec9ec9d 100644
--- a/lib/api/api.rb
+++ b/lib/api/api.rb
@@ -305,6 +305,7 @@ module API
     mount ::API::Internal::Pages
     mount ::API::Internal::Kubernetes
     mount ::API::Internal::MailRoom
+    mount ::API::Internal::ContainerRegistry::Migration
 
     version 'v3', using: :path do
       # Although the following endpoints are kept behind V3 namespace,
diff --git a/lib/api/helpers/container_registry_helpers.rb b/lib/api/helpers/container_registry_helpers.rb
index 9c844e364eb..78daf2c8cb1 100644
--- a/lib/api/helpers/container_registry_helpers.rb
+++ b/lib/api/helpers/container_registry_helpers.rb
@@ -6,7 +6,7 @@ module API
       extend ActiveSupport::Concern
 
       included do
-        rescue_from Faraday::Error, ContainerRegistry::Path::InvalidRegistryPathError do |e|
+        rescue_from Faraday::Error, ::ContainerRegistry::Path::InvalidRegistryPathError do |e|
           service_unavailable!('We are having trouble connecting to the Container Registry. If this error persists, please review the troubleshooting documentation.')
         end
       end
diff --git a/lib/api/internal/container_registry/migration.rb b/lib/api/internal/container_registry/migration.rb
new file mode 100644
index 00000000000..b84e14c6f31
--- /dev/null
+++ b/lib/api/internal/container_registry/migration.rb
@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+module API
+  module Internal
+    module ContainerRegistry
+      class Migration < ::API::Base
+        feature_category :container_registry
+
+        STATUS_PRE_IMPORT_COMPLETE = 'pre_import_complete'
+        STATUS_PRE_IMPORT_FAILED = 'pre_import_failed'
+        STATUS_IMPORT_COMPLETE = 'import_complete'
+        STATUS_IMPORT_FAILED = 'import_failed'
+        POSSIBLE_VALUES = [
+          STATUS_PRE_IMPORT_COMPLETE,
+          STATUS_PRE_IMPORT_FAILED,
+          STATUS_IMPORT_COMPLETE,
+          STATUS_IMPORT_FAILED
+        ].freeze
+
+        before { authenticate! }
+
+        helpers do
+          def authenticate!
+            secret_token = Gitlab.config.registry.notification_secret
+
+            unauthorized! unless Devise.secure_compare(secret_token, headers['Authorization'])
+          end
+
+          def find_repository!(path)
+            ::ContainerRepository.find_by_path!(::ContainerRegistry::Path.new(path))
+          end
+        end
+
+        params do
+          requires :repository_path, type: String, desc: 'The container repository path'
+          requires :status, type: String, values: POSSIBLE_VALUES, desc: 'The migration step status'
+        end
+        put 'internal/registry/repositories/*repository_path/migration/status' do
+          repository = find_repository!(declared_params[:repository_path])
+
+          unless repository.migration_in_active_state?
+            bad_request!("Wrong migration state (#{repository.migration_state})")
+          end
+
+          case declared_params[:status]
+          when STATUS_PRE_IMPORT_COMPLETE
+            unless repository.finish_pre_import_and_start_import
+              bad_request!("Couldn't transition from pre_importing to importing")
+            end
+          when STATUS_IMPORT_COMPLETE
+            unless repository.finish_import
+              bad_request!("Couldn't transition from importing to import_done")
+            end
+          when STATUS_IMPORT_FAILED, STATUS_PRE_IMPORT_FAILED
+            repository.abort_import
+          end
+
+          status 200
+        end
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.0 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.0
new file mode 120000
index 00000000000..205b7080f05
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.0
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.0
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.1 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.1
new file mode 120000
index 00000000000..a72e2dcf9a3
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.1
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.1
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.2 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.2
new file mode 120000
index 00000000000..1cd5dc2bbfd
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.2
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.2
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.3 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.3
new file mode 120000
index 00000000000..cd9ebc4d907
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.3
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.3
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.4 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.4
new file mode 120000
index 00000000000..9538bafecbb
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.4
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.4
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.5 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.5
new file mode 120000
index 00000000000..28c2a49e6e1
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.5
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.5
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.0.6 b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.6
new file mode 120000
index 00000000000..f83876b4f82
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.0.6
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.0.6
\ No newline at end of file
diff --git a/lib/gitlab/ci/parsers/security/validators/schemas/14.1.0 b/lib/gitlab/ci/parsers/security/validators/schemas/14.1.0
new file mode 120000
index 00000000000..26aa0c4dc12
--- /dev/null
+++ b/lib/gitlab/ci/parsers/security/validators/schemas/14.1.0
@@ -0,0 +1 @@
+../../../../../../../ee/lib/ee/gitlab/ci/parsers/security/validators/schemas/14.1.0
\ No newline at end of file
diff --git a/spec/frontend/boards/stores/actions_spec.js b/spec/frontend/boards/stores/actions_spec.js
index 7c842d71688..0eca0cb3ee5 100644
--- a/spec/frontend/boards/stores/actions_spec.js
+++ b/spec/frontend/boards/stores/actions_spec.js
@@ -315,14 +315,14 @@ describe('fetchMilestones', () => {
       'project',
       {
         query: projectBoardMilestones,
-        variables: { fullPath: 'gitlab-org/gitlab', state: 'active' },
+        variables: { fullPath: 'gitlab-org/gitlab' },
       },
     ],
     [
       'group',
       {
         query: groupBoardMilestones,
-        variables: { fullPath: 'gitlab-org/gitlab', state: 'active' },
+        variables: { fullPath: 'gitlab-org/gitlab' },
       },
     ],
   ])(
diff --git a/spec/frontend/vue_shared/components/blob_viewers/__snapshots__/simple_viewer_spec.js.snap b/spec/frontend/vue_shared/components/blob_viewers/__snapshots__/simple_viewer_spec.js.snap
index 06753044e93..fbf3d17fd64 100644
--- a/spec/frontend/vue_shared/components/blob_viewers/__snapshots__/simple_viewer_spec.js.snap
+++ b/spec/frontend/vue_shared/components/blob_viewers/__snapshots__/simple_viewer_spec.js.snap
@@ -6,7 +6,7 @@ exports[`Blob Simple Viewer component rendering matches the snapshot 1`] = `
     class="file-content code js-syntax-highlight"
   >
     <div
-      class="line-numbers"
+      class="line-numbers gl-pt-0!"
     >
       <a
         class="diff-line-num js-line-number"
@@ -56,7 +56,7 @@ exports[`Blob Simple Viewer component rendering matches the snapshot 1`] = `
       class="blob-content"
     >
       <pre
-        class="code highlight"
+        class="code highlight gl-p-0! gl-display-flex"
       >
         <code
           data-blob-hash="foo-bar"
diff --git a/spec/models/container_repository_spec.rb b/spec/models/container_repository_spec.rb
index 27281060935..5dba13f5d25 100644
--- a/spec/models/container_repository_spec.rb
+++ b/spec/models/container_repository_spec.rb
@@ -312,6 +312,21 @@ RSpec.describe ContainerRepository, :aggregate_failures do
         expect { repository.skip_import }.to raise_error(ArgumentError)
       end
     end
+
+    describe '#finish_pre_import_and_start_import' do
+      let_it_be_with_reload(:repository) { create(:container_repository, :pre_importing) }
+
+      subject { repository.finish_pre_import_and_start_import }
+
+      before do |example|
+        unless example.metadata[:skip_import_success]
+          allow(repository).to receive(:migration_import).and_return(:ok)
+        end
+      end
+
+      it_behaves_like 'transitioning from allowed states', %w[pre_importing]
+      it_behaves_like 'transitioning to importing'
+    end
   end
 
   describe '#tag' do
@@ -819,6 +834,18 @@ RSpec.describe ContainerRepository, :aggregate_failures do
     it { is_expected.to eq([repository]) }
   end
 
+  describe '#migration_in_active_state?' do
+    subject { container_repository.migration_in_active_state? }
+
+    ContainerRepository::MIGRATION_STATES.each do |state|
+      context "when in #{state} migration_state" do
+        let(:container_repository) { create(:container_repository, state.to_sym)}
+
+        it { is_expected.to eq(state == 'importing' || state == 'pre_importing') }
+      end
+    end
+  end
+
   describe '#migration_importing?' do
     subject { container_repository.migration_importing? }
 
@@ -831,6 +858,18 @@ RSpec.describe ContainerRepository, :aggregate_failures do
     end
   end
 
+  describe '#migration_pre_importing?' do
+    subject { container_repository.migration_pre_importing? }
+
+    ContainerRepository::MIGRATION_STATES.each do |state|
+      context "when in #{state} migration_state" do
+        let(:container_repository) { create(:container_repository, state.to_sym)}
+
+        it { is_expected.to eq(state == 'pre_importing') }
+      end
+    end
+  end
+
   context 'with repositories' do
     let_it_be_with_reload(:repository) { create(:container_repository, :cleanup_unscheduled) }
     let_it_be(:other_repository) { create(:container_repository, :cleanup_unscheduled) }
diff --git a/spec/requests/api/internal/container_registry/migration_spec.rb b/spec/requests/api/internal/container_registry/migration_spec.rb
new file mode 100644
index 00000000000..27e99a21c65
--- /dev/null
+++ b/spec/requests/api/internal/container_registry/migration_spec.rb
@@ -0,0 +1,153 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe API::Internal::ContainerRegistry::Migration do
+  let_it_be_with_reload(:repository) { create(:container_repository) }
+
+  let(:secret_token) { 'secret_token' }
+  let(:sent_token) { secret_token }
+  let(:repository_path) { repository.path }
+  let(:status) { 'pre_import_complete' }
+  let(:params) { { path: repository.path, status: status } }
+
+  before do
+    allow(Gitlab.config.registry).to receive(:notification_secret) { secret_token }
+  end
+
+  describe 'PUT /internal/registry/repositories/:path/migration/status' do
+    subject do
+      put api("/internal/registry/repositories/#{repository_path}/migration/status"),
+          params: params,
+          headers: { 'Authorization' => sent_token }
+    end
+
+    shared_examples 'returning an error' do |with_message: nil, returning_status: :bad_request|
+      it "returns bad request response" do
+        expect { subject }
+          .not_to change { repository.reload.migration_state }
+
+        expect(response).to have_gitlab_http_status(returning_status)
+        expect(response.body).to include(with_message) if with_message
+      end
+    end
+
+    context 'with a valid sent token' do
+      shared_examples 'updating the repository migration status' do |from:, to:|
+        it "updates the migration status from #{from} to #{to}" do
+          expect { subject }
+            .to change { repository.reload.migration_state }.from(from).to(to)
+
+          expect(response).to have_gitlab_http_status(:ok)
+        end
+      end
+
+      context 'with status pre_import_complete' do
+        let(:status) { 'pre_import_complete' }
+
+        it_behaves_like 'returning an error', with_message: 'Wrong migration state (default)'
+
+        context 'with repository in pre_importing migration state' do
+          let(:repository) { create(:container_repository, :pre_importing) }
+
+          before do
+            allow_next_found_instance_of(ContainerRepository) do |found_repository|
+              allow(found_repository).to receive(:migration_import).and_return(:ok)
+            end
+          end
+
+          it_behaves_like 'updating the repository migration status', from: 'pre_importing', to: 'importing'
+
+          context 'with a failing transition' do
+            before do
+              allow_next_found_instance_of(ContainerRepository) do |found_repository|
+                allow(found_repository).to receive(:finish_pre_import_and_start_import).and_return(false)
+              end
+            end
+
+            it_behaves_like 'returning an error', with_message: "Couldn't transition from pre_importing to importing"
+          end
+        end
+
+        context 'with repository in importing migration state' do
+          let(:repository) { create(:container_repository, :importing) }
+
+          it_behaves_like 'returning an error', with_message: "Couldn't transition from pre_importing to importing"
+        end
+      end
+
+      context 'with status import_complete' do
+        let(:status) { 'import_complete' }
+
+        it_behaves_like 'returning an error', with_message: 'Wrong migration state (default)'
+
+        context 'with repository in importing migration state' do
+          let(:repository) { create(:container_repository, :importing) }
+          let(:transition_result) { true }
+
+          it_behaves_like 'updating the repository migration status', from: 'importing', to: 'import_done'
+
+          context 'with a failing transition' do
+            before do
+              allow_next_found_instance_of(ContainerRepository) do |found_repository|
+                allow(found_repository).to receive(:finish_import).and_return(false)
+              end
+            end
+
+            it_behaves_like 'returning an error', with_message: "Couldn't transition from importing to import_done"
+          end
+        end
+
+        context 'with repository in pre_importing migration state' do
+          let(:repository) { create(:container_repository, :pre_importing) }
+
+          it_behaves_like 'returning an error', with_message: "Couldn't transition from importing to import_done"
+        end
+      end
+
+      %w[pre_import_failed import_failed].each do |status|
+        context 'with status pre_import_failed' do
+          let(:status) { 'pre_import_failed' }
+
+          it_behaves_like 'returning an error', with_message: 'Wrong migration state (default)'
+
+          context 'with repository in importing migration state' do
+            let(:repository) { create(:container_repository, :importing) }
+
+            it_behaves_like 'updating the repository migration status', from: 'importing', to: 'import_aborted'
+          end
+
+          context 'with repository in pre_importing migration state' do
+            let(:repository) { create(:container_repository, :pre_importing) }
+
+            it_behaves_like 'updating the repository migration status', from: 'pre_importing', to: 'import_aborted'
+          end
+        end
+      end
+
+      context 'with a non existing path' do
+        let(:repository_path) { 'this/does/not/exist' }
+
+        it_behaves_like 'returning an error', returning_status: :not_found
+      end
+
+      context 'with invalid status' do
+        let(:params) { super().merge(status: nil).compact }
+
+        it_behaves_like 'returning an error', returning_status: :bad_request
+      end
+
+      context 'with invalid path' do
+        let(:repository_path) { nil }
+
+        it_behaves_like 'returning an error', returning_status: :not_found
+      end
+    end
+
+    context 'with an invalid sent token' do
+      let(:sent_token) { 'not_valid' }
+
+      it_behaves_like 'returning an error', returning_status: :unauthorized
+    end
+  end
+end