Add latest changes from gitlab-org/gitlab@master

43 files changed, 747 insertions, 277 deletions

diff --git a/app/assets/javascripts/alert_management/components/alert_status.vue b/app/assets/javascripts/alert_management/components/alert_status.vue
index c26dc7b63a0..c44397d7fe2 100644
--- a/app/assets/javascripts/alert_management/components/alert_status.vue
+++ b/app/assets/javascripts/alert_management/components/alert_status.vue
@@ -88,7 +88,7 @@ export default {
       @keydown.esc.native="$emit('hide-dropdown')"
       @hide="$emit('hide-dropdown')"
     >
-      <div class="dropdown-title text-center">
+      <div v-if="isSidebar" class="dropdown-title text-center">
         <span class="alert-title">{{ s__('AlertManagement|Assign status') }}</span>
         <gl-button
           :aria-label="__('Close')"
diff --git a/app/assets/javascripts/vue_shared/components/user_popover/user_popover.vue b/app/assets/javascripts/vue_shared/components/user_popover/user_popover.vue
index 595baeeb14f..f9e0c232d7e 100644
--- a/app/assets/javascripts/vue_shared/components/user_popover/user_popover.vue
+++ b/app/assets/javascripts/vue_shared/components/user_popover/user_popover.vue
@@ -4,8 +4,11 @@ import Icon from '~/vue_shared/components/icon.vue';
 import UserAvatarImage from '../user_avatar/user_avatar_image.vue';
 import { glEmojiTag } from '../../../emoji';
 
+const MAX_SKELETON_LINES = 4;
+
 export default {
   name: 'UserPopover',
+  maxSkeletonLines: MAX_SKELETON_LINES,
   components: {
     Icon,
     GlPopover,
@@ -22,11 +25,6 @@ export default {
       required: true,
       default: null,
     },
-    loaded: {
-      type: Boolean,
-      required: false,
-      default: false,
-    },
   },
   computed: {
     statusHtml() {
@@ -42,14 +40,8 @@ export default {
 
       return '';
     },
-    nameIsLoading() {
-      return !this.user.name;
-    },
-    workInformationIsLoading() {
-      return !this.user.loaded && this.user.workInformation === null;
-    },
-    locationIsLoading() {
-      return !this.user.loaded && this.user.location === null;
+    userIsLoading() {
+      return !this.user?.loaded;
     },
   },
 };
@@ -63,49 +55,43 @@ export default {
         <user-avatar-image :img-src="user.avatarUrl" :size="60" css-classes="mr-2" />
       </div>
       <div class="p-1 w-100">
-        <h5 class="m-0">
-          <span v-if="user.name">{{ user.name }}</span>
-          <gl-skeleton-loading v-else :lines="1" class="animation-container-small mb-1" />
-        </h5>
-        <div class="text-secondary mb-2">
-          <span v-if="user.username">@{{ user.username }}</span>
-          <gl-skeleton-loading v-else :lines="1" class="animation-container-small mb-1" />
-        </div>
-        <div class="text-secondary">
-          <div v-if="user.bio" class="d-flex mb-1">
-            <icon name="profile" class="category-icon flex-shrink-0" />
-            <span ref="bio" class="ml-1">{{ user.bio }}</span>
-          </div>
-          <div v-if="user.workInformation" class="d-flex mb-1">
-            <icon
-              v-show="!workInformationIsLoading"
-              name="work"
-              class="category-icon flex-shrink-0"
-            />
-            <span ref="workInformation" class="ml-1">{{ user.workInformation }}</span>
-          </div>
+        <template v-if="userIsLoading">
+          <!-- `gl-skeleton-loading` does not support equal length lines -->
+          <!-- This can be migrated to `gl-skeleton-loader` when https://gitlab.com/gitlab-org/gitlab-ui/-/issues/872 is completed -->
           <gl-skeleton-loading
-            v-if="workInformationIsLoading"
+            v-for="n in $options.maxSkeletonLines"
+            :key="n"
             :lines="1"
             class="animation-container-small mb-1"
           />
-        </div>
-        <div class="js-location text-secondary d-flex">
-          <icon
-            v-show="!locationIsLoading && user.location"
-            name="location"
-            class="category-icon flex-shrink-0"
-          />
-          <span v-if="user.location" class="ml-1">{{ user.location }}</span>
-          <gl-skeleton-loading
-            v-if="locationIsLoading"
-            :lines="1"
-            class="animation-container-small mb-1"
-          />
-        </div>
-        <div v-if="statusHtml" class="js-user-status mt-2">
-          <span v-html="statusHtml"></span>
-        </div>
+        </template>
+        <template v-else>
+          <div class="mb-2">
+            <h5 class="m-0">
+              {{ user.name }}
+            </h5>
+            <span class="text-secondary">@{{ user.username }}</span>
+          </div>
+          <div class="text-secondary">
+            <div v-if="user.bio" class="d-flex mb-1">
+              <icon name="profile" class="category-icon flex-shrink-0" />
+              <span ref="bio" class="ml-1">{{ user.bio }}</span>
+            </div>
+            <div v-if="user.workInformation" class="d-flex mb-1">
+              <icon name="work" class="category-icon flex-shrink-0" />
+              <span ref="workInformation" class="ml-1">{{ user.workInformation }}</span>
+            </div>
+          </div>
+          <div class="js-location text-secondary d-flex">
+            <div v-if="user.location">
+              <icon name="location" class="category-icon flex-shrink-0" />
+              <span class="ml-1">{{ user.location }}</span>
+            </div>
+          </div>
+          <div v-if="statusHtml" class="js-user-status mt-2">
+            <span v-html="statusHtml"></span>
+          </div>
+        </template>
       </div>
     </div>
   </gl-popover>
diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 1baaf0b9ee8..789213a5fc6 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -22,6 +22,7 @@ class ApplicationController < ActionController::Base
   include Impersonation
   include Gitlab::Logging::CloudflareHelper
   include Gitlab::Utils::StrongMemoize
+  include ControllerWithFeatureCategory
 
   before_action :authenticate_user!, except: [:route_not_found]
   before_action :enforce_terms!, if: :should_enforce_terms?
diff --git a/app/controllers/concerns/controller_with_feature_category.rb b/app/controllers/concerns/controller_with_feature_category.rb
new file mode 100644
index 00000000000..f8985cf0950
--- /dev/null
+++ b/app/controllers/concerns/controller_with_feature_category.rb
@@ -0,0 +1,45 @@
+# frozen_string_literal: true
+
+module ControllerWithFeatureCategory
+  extend ActiveSupport::Concern
+  include Gitlab::ClassAttributes
+
+  class_methods do
+    def feature_category(category, config = {})
+      validate_config!(config)
+
+      category_config = Config.new(category, config[:only], config[:except], config[:if], config[:unless])
+      # Add the config to the beginning. That way, the last defined one takes precedence.
+      feature_category_configuration.unshift(category_config)
+    end
+
+    def feature_category_for_action(action)
+      category_config = feature_category_configuration.find { |config| config.matches?(action) }
+
+      category_config&.category || superclass_feature_category_for_action(action)
+    end
+
+    private
+
+    def validate_config!(config)
+      invalid_keys = config.keys - [:only, :except, :if, :unless]
+      if invalid_keys.any?
+        raise ArgumentError, "unknown arguments: #{invalid_keys} "
+      end
+
+      if config.key?(:only) && config.key?(:except)
+        raise ArgumentError, "cannot configure both `only` and `except`"
+      end
+    end
+
+    def feature_category_configuration
+      class_attributes[:feature_category_config] ||= []
+    end
+
+    def superclass_feature_category_for_action(action)
+      return unless superclass.respond_to?(:feature_category_for_action)
+
+      superclass.feature_category_for_action(action)
+    end
+  end
+end
diff --git a/app/controllers/concerns/controller_with_feature_category/config.rb b/app/controllers/concerns/controller_with_feature_category/config.rb
new file mode 100644
index 00000000000..624691ee4f6
--- /dev/null
+++ b/app/controllers/concerns/controller_with_feature_category/config.rb
@@ -0,0 +1,38 @@
+# frozen_string_literal: true
+
+module ControllerWithFeatureCategory
+  class Config
+    attr_reader :category
+
+    def initialize(category, only, except, if_proc, unless_proc)
+      @category = category.to_sym
+      @only, @except = only&.map(&:to_s), except&.map(&:to_s)
+      @if_proc, @unless_proc = if_proc, unless_proc
+    end
+
+    def matches?(action)
+      included?(action) && !excluded?(action) &&
+        if_proc?(action) && !unless_proc?(action)
+    end
+
+    private
+
+    attr_reader :only, :except, :if_proc, :unless_proc
+
+    def if_proc?(action)
+      if_proc.nil? || if_proc.call(action)
+    end
+
+    def unless_proc?(action)
+      unless_proc.present? && unless_proc.call(action)
+    end
+
+    def included?(action)
+      only.nil? || only.include?(action)
+    end
+
+    def excluded?(action)
+      except.present? && except.include?(action)
+    end
+  end
+end
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 20ef14e8546..1aa6002e9c5 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -45,6 +45,13 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
 
   around_action :allow_gitaly_ref_name_caching, only: [:index, :show, :discussions]
 
+  feature_category :source_code_management,
+                   unless: -> (action) { action.ends_with?("_reports") }
+  feature_category :code_testing,
+                   only: [:test_reports, :coverage_reports, :terraform_reports]
+  feature_category :accessibility_testing,
+                   only: [:accessibility_reports]
+
   def index
     @merge_requests = @issuables
 
diff --git a/app/presenters/alert_management/alert_presenter.rb b/app/presenters/alert_management/alert_presenter.rb
index efd403aa21c..a515c70152d 100644
--- a/app/presenters/alert_management/alert_presenter.rb
+++ b/app/presenters/alert_management/alert_presenter.rb
@@ -60,6 +60,7 @@ module AlertManagement
       metadata << list_item('Service', service) if service
       metadata << list_item('Monitoring tool', monitoring_tool) if monitoring_tool
       metadata << list_item('Hosts', host_links) if hosts.any?
+      metadata << list_item('Description', description) if description.present?
 
       metadata.join(MARKDOWN_LINE_BREAK)
     end
diff --git a/app/workers/concerns/worker_attributes.rb b/app/workers/concerns/worker_attributes.rb
index b19217b15de..2efa703684c 100644
--- a/app/workers/concerns/worker_attributes.rb
+++ b/app/workers/concerns/worker_attributes.rb
@@ -2,6 +2,7 @@
 
 module WorkerAttributes
   extend ActiveSupport::Concern
+  include Gitlab::ClassAttributes
 
   # Resource boundaries that workers can declare through the
   # `resource_boundary` attribute
@@ -30,24 +31,24 @@ module WorkerAttributes
   }.stringify_keys.freeze
 
   class_methods do
-    def feature_category(value)
+    def feature_category(value, *extras)
       raise "Invalid category. Use `feature_category_not_owned!` to mark a worker as not owned" if value == :not_owned
 
-      worker_attributes[:feature_category] = value
+      class_attributes[:feature_category] = value
     end
 
     # Special case: mark this work as not associated with a feature category
     # this should be used for cross-cutting concerns, such as mailer workers.
     def feature_category_not_owned!
-      worker_attributes[:feature_category] = :not_owned
+      class_attributes[:feature_category] = :not_owned
     end
 
     def get_feature_category
-      get_worker_attribute(:feature_category)
+      get_class_attribute(:feature_category)
     end
 
     def feature_category_not_owned?
-      get_worker_attribute(:feature_category) == :not_owned
+      get_feature_category == :not_owned
     end
 
     # This should be set to :high for jobs that need to be run
@@ -61,11 +62,11 @@ module WorkerAttributes
     def urgency(urgency)
       raise "Invalid urgency: #{urgency}" unless VALID_URGENCIES.include?(urgency)
 
-      worker_attributes[:urgency] = urgency
+      class_attributes[:urgency] = urgency
     end
 
     def get_urgency
-      worker_attributes[:urgency] || :low
+      class_attributes[:urgency] || :low
     end
 
     # Set this attribute on a job when it will call to services outside of the
@@ -73,85 +74,64 @@ module WorkerAttributes
     # doc/development/sidekiq_style_guide.md#Jobs-with-External-Dependencies for
     # details
     def worker_has_external_dependencies!
-      worker_attributes[:external_dependencies] = true
+      class_attributes[:external_dependencies] = true
     end
 
     # Returns a truthy value if the worker has external dependencies.
     # See doc/development/sidekiq_style_guide.md#Jobs-with-External-Dependencies
     # for details
     def worker_has_external_dependencies?
-      worker_attributes[:external_dependencies]
+      class_attributes[:external_dependencies]
     end
 
     def worker_resource_boundary(boundary)
       raise "Invalid boundary" unless VALID_RESOURCE_BOUNDARIES.include? boundary
 
-      worker_attributes[:resource_boundary] = boundary
+      class_attributes[:resource_boundary] = boundary
     end
 
     def get_worker_resource_boundary
-      worker_attributes[:resource_boundary] || :unknown
+      class_attributes[:resource_boundary] || :unknown
     end
 
     def idempotent!
-      worker_attributes[:idempotent] = true
+      class_attributes[:idempotent] = true
     end
 
     def idempotent?
-      worker_attributes[:idempotent]
+      class_attributes[:idempotent]
     end
 
     def weight(value)
-      worker_attributes[:weight] = value
+      class_attributes[:weight] = value
     end
 
     def get_weight
-      worker_attributes[:weight] ||
+      class_attributes[:weight] ||
         NAMESPACE_WEIGHTS[queue_namespace] ||
         1
     end
 
     def tags(*values)
-      worker_attributes[:tags] = values
+      class_attributes[:tags] = values
     end
 
     def get_tags
-      Array(worker_attributes[:tags])
+      Array(class_attributes[:tags])
     end
 
     def deduplicate(strategy, options = {})
-      worker_attributes[:deduplication_strategy] = strategy
-      worker_attributes[:deduplication_options] = options
+      class_attributes[:deduplication_strategy] = strategy
+      class_attributes[:deduplication_options] = options
     end
 
     def get_deduplicate_strategy
-      worker_attributes[:deduplication_strategy] ||
+      class_attributes[:deduplication_strategy] ||
         Gitlab::SidekiqMiddleware::DuplicateJobs::DuplicateJob::DEFAULT_STRATEGY
     end
 
     def get_deduplication_options
-      worker_attributes[:deduplication_options] || {}
-    end
-
-    protected
-
-    # Returns a worker attribute declared on this class or its parent class.
-    # This approach allows declared attributes to be inherited by
-    # child classes.
-    def get_worker_attribute(name)
-      worker_attributes[name] || superclass_worker_attributes(name)
-    end
-
-    private
-
-    def worker_attributes
-      @attributes ||= {}
-    end
-
-    def superclass_worker_attributes(name)
-      return unless superclass.include? WorkerAttributes
-
-      superclass.get_worker_attribute(name)
+      class_attributes[:deduplication_options] || {}
     end
   end
 end
diff --git a/changelogs/unreleased/217362-move-configure-stage-usage-activity-to-ce.yml b/changelogs/unreleased/217362-move-configure-stage-usage-activity-to-ce.yml
new file mode 100644
index 00000000000..909ffa115f0
--- /dev/null
+++ b/changelogs/unreleased/217362-move-configure-stage-usage-activity-to-ce.yml
@@ -0,0 +1,5 @@
+---
+title: Move monitor stage usage activity to CE
+merge_request: 36067
+author:
+type: changed
diff --git a/changelogs/unreleased/223714-harden-ci-pipelines-auto_devops-config_repository-usage-data.yml b/changelogs/unreleased/223714-harden-ci-pipelines-auto_devops-config_repository-usage-data.yml
new file mode 100644
index 00000000000..b0a95d72a37
--- /dev/null
+++ b/changelogs/unreleased/223714-harden-ci-pipelines-auto_devops-config_repository-usage-data.yml
@@ -0,0 +1,5 @@
+---
+title: Rework hardening CI pipelines usage data queries with an index
+merge_request: 35494
+author:
+type: performance
diff --git a/changelogs/unreleased/225649-add-description-to-alert-issue-body.yml b/changelogs/unreleased/225649-add-description-to-alert-issue-body.yml
new file mode 100644
index 00000000000..bfb25c2392c
--- /dev/null
+++ b/changelogs/unreleased/225649-add-description-to-alert-issue-body.yml
@@ -0,0 +1,5 @@
+---
+title: Fix rendering alert issue description field.
+merge_request: 35862
+author:
+type: fixed
diff --git a/changelogs/unreleased/alert-list-dropdown-header.yml b/changelogs/unreleased/alert-list-dropdown-header.yml
new file mode 100644
index 00000000000..27f8938ac3b
--- /dev/null
+++ b/changelogs/unreleased/alert-list-dropdown-header.yml
@@ -0,0 +1,5 @@
+---
+title: Hide dropdown header on list view
+merge_request: 35954
+author:
+type: other
diff --git a/danger/documentation/Dangerfile b/danger/documentation/Dangerfile
index 1e27f9779e8..1dd6d484968 100644
--- a/danger/documentation/Dangerfile
+++ b/danger/documentation/Dangerfile
@@ -1,27 +1,33 @@
 # frozen_string_literal: true
 
+def gitlab_danger
+  @gitlab_danger ||= GitlabDanger.new(helper.gitlab_helper)
+end
+
 docs_paths_to_review = helper.changes_by_category[:docs]
 
-unless docs_paths_to_review.empty?
-  message 'This merge request adds or changes files that require a review ' \
-    'from the Technical Writing team.'
+return if docs_paths_to_review.empty?
+
+message 'This merge request adds or changes files that require a review ' \
+  'from the Technical Writing team.'
+
+return unless gitlab_danger.ci?
 
-  if GitlabDanger.new(helper.gitlab_helper).ci?
-    markdown(<<~MARKDOWN)
-      ## Documentation review
+markdown(<<~MARKDOWN)
+  ## Documentation review
 
-      The following files require a review from a technical writer:
+  The following files require a review from a technical writer:
 
-      * #{docs_paths_to_review.map { |path| "`#{path}`" }.join("\n* ")}
+  * #{docs_paths_to_review.map { |path| "`#{path}`" }.join("\n* ")}
 
-      The review does not need to block merging this merge request. See the:
+  The review does not need to block merging this merge request. See the:
 
-      - [DevOps stages](https://about.gitlab.com/handbook/product/categories/#devops-stages) for the appropriate technical writer for this review.
-      - [Documentation workflows](https://docs.gitlab.com/ee/development/documentation/workflow.html) for information on when to assign a merge request for review.
-    MARKDOWN
+  - [Technical Writers assignments](https://about.gitlab.com/handbook/engineering/technical-writing/#designated-technical-writers) for the appropriate technical writer for this review.
+  - [Documentation workflows](https://docs.gitlab.com/ee/development/documentation/workflow.html) for information on when to assign a merge request for review.
+MARKDOWN
 
-    unless gitlab.mr_labels.include?('documentation')
-      warn 'This merge request is missing the ~documentation label.'
-    end
-  end
+unless gitlab.mr_labels.include?('documentation')
+  gitlab.api.update_merge_request(gitlab.mr_json['project_id'],
+                                  gitlab.mr_json['iid'],
+                                  labels: (gitlab.mr_labels + ['documentation']).join(','))
 end
diff --git a/danger/roulette/Dangerfile b/danger/roulette/Dangerfile
index a70bc8f561c..64faae1d35b 100644
--- a/danger/roulette/Dangerfile
+++ b/danger/roulette/Dangerfile
@@ -62,6 +62,8 @@ changes = helper.changes_by_category
 
 # Ignore any files that are known but uncategorized. Prompt for any unknown files
 changes.delete(:none)
+# To reinstate roulette for documentation, remove this line.
+changes.delete(:docs)
 categories = changes.keys - [:unknown]
 
 # Ensure to spin for database reviewer/maintainer when ~database is applied (e.g. to review SQL queries)
diff --git a/db/post_migrate/20200704143633_add_index_on_user_id_and_created_at_where_source_to_ci_pipelines.rb b/db/post_migrate/20200704143633_add_index_on_user_id_and_created_at_where_source_to_ci_pipelines.rb
new file mode 100644
index 00000000000..d84b2b4cad3
--- /dev/null
+++ b/db/post_migrate/20200704143633_add_index_on_user_id_and_created_at_where_source_to_ci_pipelines.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class AddIndexOnUserIdAndCreatedAtWhereSourceToCiPipelines < ActiveRecord::Migration[6.0]
+  include Gitlab::Database::MigrationHelpers
+
+  DOWNTIME = false
+
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_index :ci_pipelines, [:user_id, :created_at, :config_source]
+  end
+
+  def down
+    remove_concurrent_index :ci_pipelines, [:user_id, :created_at, :config_source]
+  end
+end
diff --git a/db/structure.sql b/db/structure.sql
index 2f03335a7fa..345d7d89bbb 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -18764,6 +18764,8 @@ CREATE INDEX index_ci_pipelines_on_project_idandrefandiddesc ON public.ci_pipeli
 
 CREATE INDEX index_ci_pipelines_on_status ON public.ci_pipelines USING btree (status);
 
+CREATE INDEX index_ci_pipelines_on_user_id_and_created_at_and_config_source ON public.ci_pipelines USING btree (user_id, created_at, config_source);
+
 CREATE INDEX index_ci_pipelines_on_user_id_and_created_at_and_source ON public.ci_pipelines USING btree (user_id, created_at, source);
 
 CREATE UNIQUE INDEX index_ci_refs_on_project_id_and_ref_path ON public.ci_refs USING btree (project_id, ref_path);
@@ -23573,6 +23575,7 @@ COPY "schema_migrations" (version) FROM STDIN;
 20200630110826
 20200702123805
 20200703154822
+20200704143633
 20200706005325
 \.
 
diff --git a/doc/ci/review_apps/index.md b/doc/ci/review_apps/index.md
index 67fac70c8de..283e4c69941 100644
--- a/doc/ci/review_apps/index.md
+++ b/doc/ci/review_apps/index.md
@@ -260,10 +260,6 @@ For example, in a Ruby application, you would need to have this script:
 Then, when your app is deployed via GitLab CI/CD, those variables should get
 replaced with their real values.
 
-NOTE: **Note:**
-Future enhancements [are planned](https://gitlab.com/gitlab-org/gitlab/-/issues/11322)
-to make this process even easier.
-
 ### Determining merge request ID
 
 The visual review tools retrieve the merge request ID from the `data-merge-request-id`
diff --git a/doc/development/telemetry/usage_ping.md b/doc/development/telemetry/usage_ping.md
index 7cb2eccd519..a269e9fcc05 100644
--- a/doc/development/telemetry/usage_ping.md
+++ b/doc/development/telemetry/usage_ping.md
@@ -648,6 +648,13 @@ appear to be associated to any of the services running, since they all appear to
 | `projects_slack_slash_active`                             | `usage_activity_by_stage`            | `configure`   |                  | EE      | Unique projects with Slack '/' commands enabled                            |
 | `projects_with_prometheus_alerts`                         | `usage_activity_by_stage`            | `configure`   |                  | EE      | Projects with Prometheus enabled and no alerts                             |
 | `deploy_keys`                                             | `usage_activity_by_stage`            | `create`      |                  |         |                                                                            |
+| `clusters`                                                | `usage_activity_by_stage`            | `monitor`     |                  | CE+EE   |                                                                            |
+| `clusters_applications_prometheus`                        | `usage_activity_by_stage`            | `monitor`     |                  | CE+EE   |                                                                            |
+| `operations_dashboard_default_dashboard`                  | `usage_activity_by_stage`            | `monitor`     |                  | CE+EE   |                                                                            |
+| `operations_dashboard_users_with_projects_added`          | `usage_activity_by_stage`            | `monitor`     |                  | EE      |                                                                            |
+| `projects_prometheus_active`                              | `usage_activity_by_stage`            | `monitor`     |                  | EE      |                                                                            |
+| `projects_with_error_tracking_enabled`                    | `usage_activity_by_stage`            | `monitor`     |                  | EE      |                                                                            |
+| `projects_with_tracing_enabled`                           | `usage_activity_by_stage`            | `monitor`     |                  | EE      |                                                                            |
 | `keys`                                                    | `usage_activity_by_stage`            | `create`      |                  |         |                                                                            |
 | `projects_jira_dvcs_server_active`                        | `usage_activity_by_stage`            | `plan`        |                  |         |                                                                            |
 | `service_desk_enabled_projects`                           | `usage_activity_by_stage`            | `plan`        |                  |         |                                                                            |
diff --git a/doc/user/group/index.md b/doc/user/group/index.md
index d1b8f52a21c..77ccf342e5a 100644
--- a/doc/user/group/index.md
+++ b/doc/user/group/index.md
@@ -554,7 +554,7 @@ Some domains cannot be restricted. These are the most popular public email domai
 To enable this feature:
 
 1. Navigate to the group's **Settings > General** page.
-1. Expand the **Permissions, LFS, 2FA** section, and enter the domain names into **Restrict membership by email** field. You can enter multiple domains by separating each domain with a comma (,).
+1. Expand the **Permissions, LFS, 2FA** section, and enter the domain names into **Restrict membership by email** field.
 1. Click **Save changes**.
 
 This will enable the domain-checking for all new users added to the group from this moment on.
diff --git a/lib/gitlab/class_attributes.rb b/lib/gitlab/class_attributes.rb
new file mode 100644
index 00000000000..6560c97b2e6
--- /dev/null
+++ b/lib/gitlab/class_attributes.rb
@@ -0,0 +1,30 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module ClassAttributes
+    extend ActiveSupport::Concern
+
+    class_methods do
+      protected
+
+      # Returns an attribute declared on this class or its parent class.
+      # This approach allows declared attributes to be inherited by
+      # child classes.
+      def get_class_attribute(name)
+        class_attributes[name] || superclass_attributes(name)
+      end
+
+      private
+
+      def class_attributes
+        @class_attributes ||= {}
+      end
+
+      def superclass_attributes(name)
+        return unless superclass.include? Gitlab::ClassAttributes
+
+        superclass.get_class_attribute(name)
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/danger/helper.rb b/lib/gitlab/danger/helper.rb
index eecab29eda8..5f6de3b0a6a 100644
--- a/lib/gitlab/danger/helper.rb
+++ b/lib/gitlab/danger/helper.rb
@@ -102,8 +102,8 @@ module Gitlab
       }.freeze
       # First-match win, so be sure to put more specific regex at the top...
       CATEGORIES = {
-        %r{\Adoc/} => :none, # To reinstate roulette for documentation, set to `:docs`.
-        %r{\A(CONTRIBUTING|LICENSE|MAINTENANCE|PHILOSOPHY|PROCESS|README)(\.md)?\z} => :none, # To reinstate roulette for documentation, set to `:docs`.
+        %r{\Adoc/} => :docs,
+        %r{\A(CONTRIBUTING|LICENSE|MAINTENANCE|PHILOSOPHY|PROCESS|README)(\.md)?\z} => :docs,
 
         %r{\A(ee/)?app/(assets|views)/} => :frontend,
         %r{\A(ee/)?public/} => :frontend,
diff --git a/lib/gitlab/metrics/background_transaction.rb b/lib/gitlab/metrics/background_transaction.rb
index fe1722b1095..7b05ae29b02 100644
--- a/lib/gitlab/metrics/background_transaction.rb
+++ b/lib/gitlab/metrics/background_transaction.rb
@@ -9,7 +9,7 @@ module Gitlab
       end
 
       def labels
-        { controller: @worker_class.name, action: 'perform' }
+        { controller: @worker_class.name, action: 'perform', feature_category: @worker_class.try(:get_feature_category).to_s }
       end
     end
   end
diff --git a/lib/gitlab/metrics/transaction.rb b/lib/gitlab/metrics/transaction.rb
index 13a5dfc0800..da06be9c79c 100644
--- a/lib/gitlab/metrics/transaction.rb
+++ b/lib/gitlab/metrics/transaction.rb
@@ -7,7 +7,7 @@ module Gitlab
       include Gitlab::Metrics::Methods
 
       # base labels shared among all transactions
-      BASE_LABELS = { controller: nil, action: nil }.freeze
+      BASE_LABELS = { controller: nil, action: nil, feature_category: nil }.freeze
       # labels that potentially contain sensitive information and will be filtered
       FILTERED_LABELS = [:branch, :path].freeze
 
diff --git a/lib/gitlab/metrics/web_transaction.rb b/lib/gitlab/metrics/web_transaction.rb
index fa17548723e..2064f9290d3 100644
--- a/lib/gitlab/metrics/web_transaction.rb
+++ b/lib/gitlab/metrics/web_transaction.rb
@@ -32,6 +32,10 @@ module Gitlab
 
         action = "#{controller.action_name}"
 
+        # Try to get the feature category, but don't fail when the controller is
+        # not an ApplicationController.
+        feature_category = controller.class.try(:feature_category_for_action, action).to_s
+
         # Devise exposes a method called "request_format" that does the below.
         # However, this method is not available to all controllers (e.g. certain
         # Doorkeeper controllers). As such we use the underlying code directly.
@@ -45,7 +49,7 @@ module Gitlab
           action = "#{action}.#{suffix}"
         end
 
-        { controller: controller.class.name, action: action }
+        { controller: controller.class.name, action: action, feature_category: feature_category }
       end
 
       def labels_from_endpoint
@@ -61,7 +65,10 @@ module Gitlab
 
         if route
           path = endpoint_paths_cache[route.request_method][route.path]
-          { controller: 'Grape', action: "#{route.request_method} #{path}" }
+
+          # Feature categories will be added for grape endpoints in
+          # https://gitlab.com/gitlab-com/gl-infra/scalability/-/issues/462
+          { controller: 'Grape', action: "#{route.request_method} #{path}", feature_category: '' }
         end
       end
 
diff --git a/lib/gitlab/usage_data.rb b/lib/gitlab/usage_data.rb
index e935d336f74..7c51f0d422e 100644
--- a/lib/gitlab/usage_data.rb
+++ b/lib/gitlab/usage_data.rb
@@ -490,9 +490,17 @@ module Gitlab
         {}
       end
 
+      # rubocop: disable CodeReuse/ActiveRecord
       def usage_activity_by_stage_monitor(time_period)
-        {}
+        {
+          clusters: distinct_count(::Clusters::Cluster.where(time_period), :user_id),
+          clusters_applications_prometheus: cluster_applications_user_distinct_count(::Clusters::Applications::Prometheus, time_period),
+          operations_dashboard_default_dashboard: count(::User.active.with_dashboard('operations').where(time_period),
+                                                        start: user_minimum_id,
+                                                        finish: user_maximum_id)
+        }
       end
+      # rubocop: enable CodeReuse/ActiveRecord
 
       def usage_activity_by_stage_package(time_period)
         {}
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index 5cfe5d0b39c..e7c891231ef 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -1301,6 +1301,9 @@ msgstr ""
 msgid "Add"
 msgstr ""
 
+msgid "Add \"%{value}\" to allowlist"
+msgstr ""
+
 msgid "Add %d issue"
 msgid_plural "Add %d issues"
 msgstr[0] ""
@@ -9373,9 +9376,6 @@ msgstr ""
 msgid "Exactly one of %{attributes} is required"
 msgstr ""
 
-msgid "Example: <code>acme.com,acme.co.in,acme.uk</code>."
-msgstr ""
-
 msgid "Example: @sub\\.company\\.com$"
 msgstr ""
 
@@ -14918,7 +14918,7 @@ msgstr ""
 msgid "MrDeploymentActions|Stop environment"
 msgstr ""
 
-msgid "Multiple domains are supported with comma delimiters."
+msgid "Multiple domains are supported."
 msgstr ""
 
 msgid "Multiple issue boards"
@@ -19639,7 +19639,7 @@ msgstr ""
 msgid "Restrict access by IP address"
 msgstr ""
 
-msgid "Restrict membership by email"
+msgid "Restrict membership by email domain"
 msgstr ""
 
 msgid "Restricts sign-ups for email addresses that match the given regex. See the %{supported_syntax_link_start}supported syntax%{supported_syntax_link_end} for more information."
diff --git a/spec/controllers/concerns/controller_with_feature_category/config_spec.rb b/spec/controllers/concerns/controller_with_feature_category/config_spec.rb
new file mode 100644
index 00000000000..9b8ffd2baab
--- /dev/null
+++ b/spec/controllers/concerns/controller_with_feature_category/config_spec.rb
@@ -0,0 +1,53 @@
+# frozen_string_literal: true
+
+require "fast_spec_helper"
+require "rspec-parameterized"
+require_relative "../../../../app/controllers/concerns/controller_with_feature_category/config"
+
+RSpec.describe ControllerWithFeatureCategory::Config do
+  describe "#matches?" do
+    using RSpec::Parameterized::TableSyntax
+
+    where(:only_actions, :except_actions, :if_proc, :unless_proc, :test_action, :expected) do
+      nil         | nil         | nil   | nil   | "action"   | true
+      [:included] | nil         | nil   | nil   | "action"   | false
+      [:included] | nil         | nil   | nil   | "included" | true
+      nil         | [:excluded] | nil   | nil   | "excluded" | false
+      nil         | nil         | true  | nil   | "action"   | true
+      [:included] | nil         | true  | nil   | "action"   | false
+      [:included] | nil         | true  | nil   | "included" | true
+      nil         | [:excluded] | true  | nil   | "excluded" | false
+      nil         | nil         | false | nil   | "action"   | false
+      [:included] | nil         | false | nil   | "action"   | false
+      [:included] | nil         | false | nil   | "included" | false
+      nil         | [:excluded] | false | nil   | "excluded" | false
+      nil         | nil         | nil   | true  | "action"   | false
+      [:included] | nil         | nil   | true  | "action"   | false
+      [:included] | nil         | nil   | true  | "included" | false
+      nil         | [:excluded] | nil   | true  | "excluded" | false
+      nil         | nil         | nil   | false | "action"   | true
+      [:included] | nil         | nil   | false | "action"   | false
+      [:included] | nil         | nil   | false | "included" | true
+      nil         | [:excluded] | nil   | false | "excluded" | false
+      nil         | nil         | true  | false | "action"   | true
+      [:included] | nil         | true  | false | "action"   | false
+      [:included] | nil         | true  | false | "included" | true
+      nil         | [:excluded] | true  | false | "excluded" | false
+      nil         | nil         | false | true  | "action"   | false
+      [:included] | nil         | false | true  | "action"   | false
+      [:included] | nil         | false | true  | "included" | false
+      nil         | [:excluded] | false | true  | "excluded" | false
+    end
+
+    with_them do
+      let(:config) do
+        if_to_proc = if_proc.nil? ? nil : -> (_) { if_proc }
+        unless_to_proc = unless_proc.nil? ? nil : -> (_) { unless_proc }
+
+        described_class.new(:category, only_actions, except_actions, if_to_proc, unless_to_proc)
+      end
+
+      specify { expect(config.matches?(test_action)).to be(expected) }
+    end
+  end
+end
diff --git a/spec/controllers/concerns/controller_with_feature_category_spec.rb b/spec/controllers/concerns/controller_with_feature_category_spec.rb
new file mode 100644
index 00000000000..e603a7d14c4
--- /dev/null
+++ b/spec/controllers/concerns/controller_with_feature_category_spec.rb
@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require 'fast_spec_helper'
+require_relative "../../../app/controllers/concerns/controller_with_feature_category"
+require_relative "../../../app/controllers/concerns/controller_with_feature_category/config"
+
+RSpec.describe ControllerWithFeatureCategory do
+  describe ".feature_category_for_action" do
+    let(:base_controller) do
+      Class.new do
+        include ControllerWithFeatureCategory
+      end
+    end
+
+    let(:controller) do
+      Class.new(base_controller) do
+        feature_category :baz
+        feature_category :foo, except: %w(update edit)
+        feature_category :bar, only: %w(index show)
+        feature_category :quux, only: %w(destroy)
+        feature_category :quuz, only: %w(destroy)
+      end
+    end
+
+    let(:subclass) do
+      Class.new(controller) do
+        feature_category :qux, only: %w(index)
+      end
+    end
+
+    it "is nil when nothing was defined" do
+      expect(base_controller.feature_category_for_action("hello")).to be_nil
+    end
+
+    it "returns the expected category", :aggregate_failures do
+      expect(controller.feature_category_for_action("update")).to eq(:baz)
+      expect(controller.feature_category_for_action("hello")).to eq(:foo)
+      expect(controller.feature_category_for_action("index")).to eq(:bar)
+    end
+
+    it "returns the closest match for categories defined in subclasses" do
+      expect(subclass.feature_category_for_action("index")).to eq(:qux)
+      expect(subclass.feature_category_for_action("show")).to eq(:bar)
+    end
+
+    it "returns the last defined feature category when multiple match" do
+      expect(controller.feature_category_for_action("destroy")).to eq(:quuz)
+    end
+
+    it "raises an error when using including and excluding the same action" do
+      expect do
+        Class.new(base_controller) do
+          feature_category :hello, only: [:world], except: [:world]
+        end
+      end.to raise_error(%r(cannot configure both `only` and `except`))
+    end
+
+    it "raises an error when using unknown arguments" do
+      expect do
+        Class.new(base_controller) do
+          feature_category :hello, hello: :world
+        end
+      end.to raise_error(%r(unknown arguments))
+    end
+  end
+end
diff --git a/spec/controllers/every_controller_spec.rb b/spec/controllers/every_controller_spec.rb
new file mode 100644
index 00000000000..4785ee9ed8f
--- /dev/null
+++ b/spec/controllers/every_controller_spec.rb
@@ -0,0 +1,82 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe "Every controller" do
+  context "feature categories" do
+    let_it_be(:feature_categories) do
+      YAML.load_file(Rails.root.join('config', 'feature_categories.yml')).map(&:to_sym).to_set
+    end
+
+    let_it_be(:controller_actions) do
+      # This will return tuples of all controller actions defined in the routes
+      # Only for controllers inheriting ApplicationController
+      # Excluding controllers from gems (OAuth, Sidekiq)
+      Rails.application.routes.routes
+        .map { |route| route.required_defaults.presence }
+        .compact
+        .select { |route| route[:controller].present? && route[:action].present? }
+        .map { |route| [constantize_controller(route[:controller]), route[:action]] }
+        .reject { |route| route.first.nil? || !route.first.include?(ControllerWithFeatureCategory) }
+    end
+
+    let_it_be(:routes_without_category) do
+      controller_actions.map do |controller, action|
+        "#{controller}##{action}" unless controller.feature_category_for_action(action)
+      end.compact
+    end
+
+    it "has feature categories" do
+      pending("We'll work on defining categories for all controllers: "\
+              "https://gitlab.com/gitlab-com/gl-infra/scalability/-/issues/463")
+
+      expect(routes_without_category).to be_empty, "#{routes_without_category.first(10)} did not have a category"
+    end
+
+    it "completed controllers don't get new routes without categories" do
+      completed_controllers = [Projects::MergeRequestsController].map(&:to_s)
+
+      newly_introduced_missing_category = routes_without_category.select do |route|
+        completed_controllers.any? { |controller| route.start_with?(controller) }
+      end
+
+      expect(newly_introduced_missing_category).to be_empty
+    end
+
+    it "recognizes the feature categories" do
+      routes_unknown_category = controller_actions.map do |controller, action|
+        used_category = controller.feature_category_for_action(action)
+        next unless used_category
+        next if used_category == :not_owned
+
+        ["#{controller}##{action}", used_category] unless feature_categories.include?(used_category)
+      end.compact
+
+      expect(routes_unknown_category).to be_empty, "#{routes_unknown_category.first(10)} had an unknown category"
+    end
+
+    it "doesn't define or exclude categories on removed actions", :aggregate_failures do
+      controller_actions.group_by(&:first).each do |controller, controller_action|
+        existing_actions = controller_action.map(&:last)
+        used_actions = actions_defined_in_feature_category_config(controller)
+        non_existing_used_actions = used_actions - existing_actions
+
+        expect(non_existing_used_actions).to be_empty,
+                                             "#{controller} used #{non_existing_used_actions} to define feature category, but the route does not exist"
+      end
+    end
+  end
+
+  def constantize_controller(name)
+    "#{name.camelize}Controller".constantize
+  rescue NameError
+    nil # some controllers, like the omniauth ones are dynamic
+  end
+
+  def actions_defined_in_feature_category_config(controller)
+    feature_category_configs = controller.send(:class_attributes)[:feature_category_config]
+    feature_category_configs.map do |config|
+      Array(config.send(:only)) + Array(config.send(:except))
+    end.flatten.uniq.map(&:to_s)
+  end
+end
diff --git a/spec/frontend/alert_management/components/alert_management_list_spec.js b/spec/frontend/alert_management/components/alert_management_list_spec.js
index ae994252657..ae95873cb1c 100644
--- a/spec/frontend/alert_management/components/alert_management_list_spec.js
+++ b/spec/frontend/alert_management/components/alert_management_list_spec.js
@@ -207,6 +207,15 @@ describe('AlertManagementList', () => {
       expect(findStatusDropdown().exists()).toBe(true);
     });
 
+    it('does not display a dropdown status header', () => {
+      mountComponent({
+        props: { alertManagementEnabled: true, userCanEnableAlertManagement: true },
+        data: { alerts: { list: mockAlerts }, alertsCount, errored: false },
+        loading: false,
+      });
+      expect(findStatusDropdown().contains('.dropdown-title')).toBe(false);
+    });
+
     it('shows correct severity icons', () => {
       mountComponent({
         props: { alertManagementEnabled: true, userCanEnableAlertManagement: true },
diff --git a/spec/frontend/alert_management/components/alert_sidebar_status_spec.js b/spec/frontend/alert_management/components/alert_sidebar_status_spec.js
deleted file mode 100644
index 1c651bbacdc..00000000000
--- a/spec/frontend/alert_management/components/alert_sidebar_status_spec.js
+++ /dev/null
@@ -1,107 +0,0 @@
-import { mount } from '@vue/test-utils';
-import { GlDropdownItem, GlLoadingIcon } from '@gitlab/ui';
-import { trackAlertStatusUpdateOptions } from '~/alert_management/constants';
-import AlertSidebarStatus from '~/alert_management/components/sidebar/sidebar_status.vue';
-import updateAlertStatus from '~/alert_management/graphql/mutations/update_alert_status.mutation.graphql';
-import Tracking from '~/tracking';
-import mockAlerts from '../mocks/alerts.json';
-
-const mockAlert = mockAlerts[0];
-
-describe('Alert Details Sidebar Status', () => {
-  let wrapper;
-  const findStatusDropdownItem = () => wrapper.find(GlDropdownItem);
-  const findStatusLoadingIcon = () => wrapper.find(GlLoadingIcon);
-
-  function mountComponent({ data, sidebarCollapsed = true, loading = false, stubs = {} } = {}) {
-    wrapper = mount(AlertSidebarStatus, {
-      propsData: {
-        alert: { ...mockAlert },
-        ...data,
-        sidebarCollapsed,
-        projectPath: 'projectPath',
-      },
-      mocks: {
-        $apollo: {
-          mutate: jest.fn(),
-          queries: {
-            alert: {
-              loading,
-            },
-          },
-        },
-      },
-      stubs,
-    });
-  }
-
-  afterEach(() => {
-    if (wrapper) {
-      wrapper.destroy();
-    }
-  });
-
-  describe('updating the alert status', () => {
-    const mockUpdatedMutationResult = {
-      data: {
-        updateAlertStatus: {
-          errors: [],
-          alert: {
-            status: 'acknowledged',
-          },
-        },
-      },
-    };
-
-    beforeEach(() => {
-      mountComponent({
-        data: { alert: mockAlert },
-        sidebarCollapsed: false,
-        loading: false,
-      });
-    });
-
-    it('calls `$apollo.mutate` with `updateAlertStatus` mutation and variables containing `iid`, `status`, & `projectPath`', () => {
-      jest.spyOn(wrapper.vm.$apollo, 'mutate').mockResolvedValue(mockUpdatedMutationResult);
-      findStatusDropdownItem().vm.$emit('click');
-
-      expect(wrapper.vm.$apollo.mutate).toHaveBeenCalledWith({
-        mutation: updateAlertStatus,
-        variables: {
-          iid: '1527542',
-          status: 'TRIGGERED',
-          projectPath: 'projectPath',
-        },
-      });
-    });
-
-    it('stops updating when the request fails', () => {
-      jest.spyOn(wrapper.vm.$apollo, 'mutate').mockReturnValue(Promise.reject(new Error()));
-      findStatusDropdownItem().vm.$emit('click');
-      expect(findStatusLoadingIcon().exists()).toBe(false);
-      expect(wrapper.find('[data-testid="status"]').text()).toBe('Triggered');
-    });
-  });
-
-  describe('Snowplow tracking', () => {
-    beforeEach(() => {
-      jest.spyOn(Tracking, 'event');
-      mountComponent({
-        props: { alertManagementEnabled: true, userCanEnableAlertManagement: true },
-        data: { alert: mockAlert },
-        loading: false,
-      });
-    });
-
-    it('should track alert status updates', () => {
-      Tracking.event.mockClear();
-      jest.spyOn(wrapper.vm.$apollo, 'mutate').mockResolvedValue({});
-      findStatusDropdownItem().vm.$emit('click');
-      const status = findStatusDropdownItem().text();
-      setImmediate(() => {
-        const { category, action, label } = trackAlertStatusUpdateOptions;
-        expect(Tracking.event).toHaveBeenCalledWith(category, action, { label, property: status });
-      });
-    });
-  });
-});
diff --git a/spec/frontend/alert_management/components/alert_managment_sidebar_assignees_spec.js b/spec/frontend/alert_management/components/sidebar/alert_managment_sidebar_assignees_spec.js
index 7969f553b29..db086782424 100644
--- a/spec/frontend/alert_management/components/alert_managment_sidebar_assignees_spec.js
+++ b/spec/frontend/alert_management/components/sidebar/alert_managment_sidebar_assignees_spec.js
@@ -5,7 +5,7 @@ import { GlDropdownItem } from '@gitlab/ui';
 import SidebarAssignee from '~/alert_management/components/sidebar/sidebar_assignee.vue';
 import SidebarAssignees from '~/alert_management/components/sidebar/sidebar_assignees.vue';
 import AlertSetAssignees from '~/alert_management/graphql/mutations/alert_set_assignees.mutation.graphql';
-import mockAlerts from '../mocks/alerts.json';
+import mockAlerts from '../../mocks/alerts.json';
 
 const mockAlert = mockAlerts[0];
 
diff --git a/spec/frontend/alert_management/components/alert_sidebar_spec.js b/spec/frontend/alert_management/components/sidebar/alert_sidebar_spec.js
index 2536e0c230a..5235ae63fee 100644
--- a/spec/frontend/alert_management/components/alert_sidebar_spec.js
+++ b/spec/frontend/alert_management/components/sidebar/alert_sidebar_spec.js
@@ -3,7 +3,7 @@ import axios from 'axios';
 import MockAdapter from 'axios-mock-adapter';
 import AlertSidebar from '~/alert_management/components/alert_sidebar.vue';
 import SidebarAssignees from '~/alert_management/components/sidebar/sidebar_assignees.vue';
-import mockAlerts from '../mocks/alerts.json';
+import mockAlerts from '../../mocks/alerts.json';
 
 const mockAlert = mockAlerts[0];
 
diff --git a/spec/frontend/alert_management/components/sidebar/alert_sidebar_status_spec.js b/spec/frontend/alert_management/components/sidebar/alert_sidebar_status_spec.js
new file mode 100644
index 00000000000..c2eaf540e9c
--- /dev/null
+++ b/spec/frontend/alert_management/components/sidebar/alert_sidebar_status_spec.js
@@ -0,0 +1,129 @@
+import { mount } from '@vue/test-utils';
+import { GlDropdown, GlDropdownItem, GlLoadingIcon } from '@gitlab/ui';
+import { trackAlertStatusUpdateOptions } from '~/alert_management/constants';
+import AlertSidebarStatus from '~/alert_management/components/sidebar/sidebar_status.vue';
+import updateAlertStatus from '~/alert_management/graphql/mutations/update_alert_status.mutation.graphql';
+import Tracking from '~/tracking';
+import mockAlerts from '../../mocks/alerts.json';
+
+const mockAlert = mockAlerts[0];
+
+describe('Alert Details Sidebar Status', () => {
+  let wrapper;
+  const findStatusDropdown = () => wrapper.find(GlDropdown);
+  const findStatusDropdownItem = () => wrapper.find(GlDropdownItem);
+  const findStatusLoadingIcon = () => wrapper.find(GlLoadingIcon);
+
+  function mountComponent({ data, sidebarCollapsed = true, loading = false, stubs = {} } = {}) {
+    wrapper = mount(AlertSidebarStatus, {
+      propsData: {
+        alert: { ...mockAlert },
+        ...data,
+        sidebarCollapsed,
+        projectPath: 'projectPath',
+      },
+      mocks: {
+        $apollo: {
+          mutate: jest.fn(),
+          queries: {
+            alert: {
+              loading,
+            },
+          },
+        },
+      },
+      stubs,
+    });
+  }
+
+  afterEach(() => {
+    if (wrapper) {
+      wrapper.destroy();
+    }
+  });
+
+  describe('Alert Sidebar Dropdown Status', () => {
+    beforeEach(() => {
+      mountComponent({
+        data: { alert: mockAlert },
+        sidebarCollapsed: false,
+        loading: false,
+      });
+    });
+
+    it('displays status dropdown', () => {
+      expect(findStatusDropdown().exists()).toBe(true);
+    });
+
+    it('displays the dropdown status header', () => {
+      expect(findStatusDropdown().contains('.dropdown-title')).toBe(true);
+    });
+
+    describe('updating the alert status', () => {
+      const mockUpdatedMutationResult = {
+        data: {
+          updateAlertStatus: {
+            errors: [],
+            alert: {
+              status: 'acknowledged',
+            },
+          },
+        },
+      };
+
+      beforeEach(() => {
+        mountComponent({
+          data: { alert: mockAlert },
+          sidebarCollapsed: false,
+          loading: false,
+        });
+      });
+
+      it('calls `$apollo.mutate` with `updateAlertStatus` mutation and variables containing `iid`, `status`, & `projectPath`', () => {
+        jest.spyOn(wrapper.vm.$apollo, 'mutate').mockResolvedValue(mockUpdatedMutationResult);
+        findStatusDropdownItem().vm.$emit('click');
+
+        expect(wrapper.vm.$apollo.mutate).toHaveBeenCalledWith({
+          mutation: updateAlertStatus,
+          variables: {
+            iid: '1527542',
+            status: 'TRIGGERED',
+            projectPath: 'projectPath',
+          },
+        });
+      });
+
+      it('stops updating when the request fails', () => {
+        jest.spyOn(wrapper.vm.$apollo, 'mutate').mockReturnValue(Promise.reject(new Error()));
+        findStatusDropdownItem().vm.$emit('click');
+        expect(findStatusLoadingIcon().exists()).toBe(false);
+        expect(wrapper.find('[data-testid="status"]').text()).toBe('Triggered');
+      });
+    });
+
+    describe('Snowplow tracking', () => {
+      beforeEach(() => {
+        jest.spyOn(Tracking, 'event');
+        mountComponent({
+          props: { alertManagementEnabled: true, userCanEnableAlertManagement: true },
+          data: { alert: mockAlert },
+          loading: false,
+        });
+      });
+
+      it('should track alert status updates', () => {
+        Tracking.event.mockClear();
+        jest.spyOn(wrapper.vm.$apollo, 'mutate').mockResolvedValue({});
+        findStatusDropdownItem().vm.$emit('click');
+        const status = findStatusDropdownItem().text();
+        setImmediate(() => {
+          const { category, action, label } = trackAlertStatusUpdateOptions;
+          expect(Tracking.event).toHaveBeenCalledWith(category, action, {
+            label,
+            property: status,
+          });
+        });
+      });
+    });
+  });
+});
diff --git a/spec/frontend/alert_management/components/alert_management_system_note_spec.js b/spec/frontend/alert_management/components/system_notes/alert_management_system_note_spec.js
index 87dc36cc7cb..652cbc4b838 100644
--- a/spec/frontend/alert_management/components/alert_management_system_note_spec.js
+++ b/spec/frontend/alert_management/components/system_notes/alert_management_system_note_spec.js
@@ -1,6 +1,6 @@
 import { shallowMount } from '@vue/test-utils';
 import SystemNote from '~/alert_management/components/system_notes/system_note.vue';
-import mockAlerts from '../mocks/alerts.json';
+import mockAlerts from '../../mocks/alerts.json';
 
 const mockAlert = mockAlerts[1];
 
diff --git a/spec/frontend/vue_shared/components/user_popover/user_popover_spec.js b/spec/frontend/vue_shared/components/user_popover/user_popover_spec.js
index 2c7fce714f0..16aa8379f56 100644
--- a/spec/frontend/vue_shared/components/user_popover/user_popover_spec.js
+++ b/spec/frontend/vue_shared/components/user_popover/user_popover_spec.js
@@ -4,7 +4,6 @@ import UserPopover from '~/vue_shared/components/user_popover/user_popover.vue';
 import Icon from '~/vue_shared/components/icon.vue';
 
 const DEFAULT_PROPS = {
-  loaded: true,
   user: {
     username: 'root',
     name: 'Administrator',
@@ -12,6 +11,7 @@ const DEFAULT_PROPS = {
     bio: null,
     workInformation: null,
     status: null,
+    loaded: true,
   },
 };
 
@@ -46,28 +46,21 @@ describe('User Popover Component', () => {
     });
   };
 
-  describe('Empty', () => {
-    beforeEach(() => {
-      createWrapper(
-        {},
-        {
-          propsData: {
-            target: findTarget(),
-            user: {
-              name: null,
-              username: null,
-              location: null,
-              bio: null,
-              workInformation: null,
-              status: null,
-            },
-          },
+  describe('when user is loading', () => {
+    it('displays skeleton loaders', () => {
+      createWrapper({
+        user: {
+          name: null,
+          username: null,
+          location: null,
+          bio: null,
+          workInformation: null,
+          status: null,
+          loaded: false,
         },
-      );
-    });
+      });
 
-    it('should return skeleton loaders', () => {
-      expect(wrapper.find(GlSkeletonLoading).exists()).toBe(true);
+      expect(wrapper.findAll(GlSkeletonLoading)).toHaveLength(4);
     });
   });
 
diff --git a/spec/lib/gitlab/class_attributes_spec.rb b/spec/lib/gitlab/class_attributes_spec.rb
new file mode 100644
index 00000000000..f8766f20495
--- /dev/null
+++ b/spec/lib/gitlab/class_attributes_spec.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+require 'fast_spec_helper'
+
+RSpec.describe Gitlab::ClassAttributes do
+  let(:klass) do
+    Class.new do
+      include Gitlab::ClassAttributes
+
+      def self.get_attribute(name)
+        get_class_attribute(name)
+      end
+
+      def self.set_attribute(name, value)
+        class_attributes[name] = value
+      end
+    end
+  end
+
+  let(:subclass) { Class.new(klass) }
+
+  describe ".get_class_attribute" do
+    it "returns values set on the class" do
+      klass.set_attribute(:foo, :bar)
+
+      expect(klass.get_attribute(:foo)).to eq(:bar)
+    end
+
+    it "returns values set on a superclass" do
+      klass.set_attribute(:foo, :bar)
+
+      expect(subclass.get_attribute(:foo)).to eq(:bar)
+    end
+
+    it "returns values from the subclass over attributes from a superclass" do
+      klass.set_attribute(:foo, :baz)
+      subclass.set_attribute(:foo, :bar)
+
+      expect(subclass.get_attribute(:foo)).to eq(:bar)
+    end
+  end
+end
diff --git a/spec/lib/gitlab/danger/helper_spec.rb b/spec/lib/gitlab/danger/helper_spec.rb
index 9d6e80d12af..3508d02838c 100644
--- a/spec/lib/gitlab/danger/helper_spec.rb
+++ b/spec/lib/gitlab/danger/helper_spec.rb
@@ -167,13 +167,13 @@ RSpec.describe Gitlab::Danger::Helper do
 
   describe '#categories_for_file' do
     where(:path, :expected_categories) do
-      'doc/foo'         | [:none]
-      'CONTRIBUTING.md' | [:none]
-      'LICENSE'         | [:none]
-      'MAINTENANCE.md'  | [:none]
-      'PHILOSOPHY.md'   | [:none]
-      'PROCESS.md'      | [:none]
-      'README.md'       | [:none]
+      'doc/foo'         | [:docs]
+      'CONTRIBUTING.md' | [:docs]
+      'LICENSE'         | [:docs]
+      'MAINTENANCE.md'  | [:docs]
+      'PHILOSOPHY.md'   | [:docs]
+      'PROCESS.md'      | [:docs]
+      'README.md'       | [:docs]
 
       'ee/doc/foo'      | [:unknown]
       'ee/README'       | [:unknown]
diff --git a/spec/lib/gitlab/metrics/background_transaction_spec.rb b/spec/lib/gitlab/metrics/background_transaction_spec.rb
index e4306806e0e..640bbebf0da 100644
--- a/spec/lib/gitlab/metrics/background_transaction_spec.rb
+++ b/spec/lib/gitlab/metrics/background_transaction_spec.rb
@@ -9,7 +9,16 @@ RSpec.describe Gitlab::Metrics::BackgroundTransaction do
 
   describe '#label' do
     it 'returns labels based on class name' do
-      expect(subject.labels).to eq(controller: 'TestWorker', action: 'perform')
+      expect(subject.labels).to eq(controller: 'TestWorker', action: 'perform', feature_category: '')
+    end
+
+    it 'contains only the labels defined for metrics' do
+      expect(subject.labels.keys).to contain_exactly(*described_class.superclass::BASE_LABELS.keys)
+    end
+
+    it 'includes the feature category if there is one' do
+      expect(test_worker_class).to receive(:get_feature_category).and_return('source_code_management')
+      expect(subject.labels).to include(feature_category: 'source_code_management')
     end
   end
 end
diff --git a/spec/lib/gitlab/metrics/web_transaction_spec.rb b/spec/lib/gitlab/metrics/web_transaction_spec.rb
index 6ceba186660..12e98089066 100644
--- a/spec/lib/gitlab/metrics/web_transaction_spec.rb
+++ b/spec/lib/gitlab/metrics/web_transaction_spec.rb
@@ -70,6 +70,9 @@ RSpec.describe Gitlab::Metrics::WebTransaction do
   end
 
   describe '#labels' do
+    let(:request) { double(:request, format: double(:format, ref: :html)) }
+    let(:controller_class) { double(:controller_class, name: 'TestController') }
+
     context 'when request goes to Grape endpoint' do
       before do
         route = double(:route, request_method: 'GET', path: '/:version/projects/:id/archive(.:format)')
@@ -77,8 +80,13 @@ RSpec.describe Gitlab::Metrics::WebTransaction do
 
         env['api.endpoint'] = endpoint
       end
+
       it 'provides labels with the method and path of the route in the grape endpoint' do
-        expect(transaction.labels).to eq({ controller: 'Grape', action: 'GET /projects/:id/archive' })
+        expect(transaction.labels).to eq({ controller: 'Grape', action: 'GET /projects/:id/archive', feature_category: '' })
+      end
+
+      it 'contains only the labels defined for transactions' do
+        expect(transaction.labels.keys).to contain_exactly(*described_class.superclass::BASE_LABELS.keys)
       end
 
       it 'does not provide labels if route infos are missing' do
@@ -92,24 +100,25 @@ RSpec.describe Gitlab::Metrics::WebTransaction do
     end
 
     context 'when request goes to ActionController' do
-      let(:request) { double(:request, format: double(:format, ref: :html)) }
-
       before do
-        klass = double(:klass, name: 'TestController')
-        controller = double(:controller, class: klass, action_name: 'show', request: request)
+        controller = double(:controller, class: controller_class, action_name: 'show', request: request)
 
         env['action_controller.instance'] = controller
       end
 
       it 'tags a transaction with the name and action of a controller' do
-        expect(transaction.labels).to eq({ controller: 'TestController', action: 'show' })
+        expect(transaction.labels).to eq({ controller: 'TestController', action: 'show', feature_category: '' })
+      end
+
+      it 'contains only the labels defined for transactions' do
+        expect(transaction.labels.keys).to contain_exactly(*described_class.superclass::BASE_LABELS.keys)
       end
 
       context 'when the request content type is not :html' do
         let(:request) { double(:request, format: double(:format, ref: :json)) }
 
         it 'appends the mime type to the transaction action' do
-          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show.json' })
+          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show.json', feature_category: '' })
         end
       end
 
@@ -117,7 +126,14 @@ RSpec.describe Gitlab::Metrics::WebTransaction do
         let(:request) { double(:request, format: double(:format, ref: 'http://example.com')) }
 
         it 'does not append the MIME type to the transaction action' do
-          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show' })
+          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show', feature_category: '' })
+        end
+      end
+
+      context 'when the feature category is known' do
+        it 'includes it in the feature category label' do
+          expect(controller_class).to receive(:feature_category_for_action).with('show').and_return(:source_code_management)
+          expect(transaction.labels).to eq({ controller: 'TestController', action: 'show', feature_category: "source_code_management" })
         end
       end
     end
diff --git a/spec/lib/gitlab/usage_data_spec.rb b/spec/lib/gitlab/usage_data_spec.rb
index be761060b1b..cad99beaf20 100644
--- a/spec/lib/gitlab/usage_data_spec.rb
+++ b/spec/lib/gitlab/usage_data_spec.rb
@@ -93,6 +93,28 @@ RSpec.describe Gitlab::UsageData, :aggregate_failures do
       end
     end
 
+    context 'for monitor' do
+      it 'includes accurate usage_activity_by_stage data' do
+        for_defined_days_back do
+          user    = create(:user, dashboard: 'operations')
+          cluster = create(:cluster, user: user)
+          create(:project, creator: user)
+          create(:clusters_applications_prometheus, :installed, cluster: cluster)
+        end
+
+        expect(described_class.uncached_data[:usage_activity_by_stage][:monitor]).to include(
+          clusters: 2,
+          clusters_applications_prometheus: 2,
+          operations_dashboard_default_dashboard: 2
+        )
+        expect(described_class.uncached_data[:usage_activity_by_stage_monthly][:monitor]).to include(
+          clusters: 1,
+          clusters_applications_prometheus: 1,
+          operations_dashboard_default_dashboard: 1
+        )
+      end
+    end
+
     it 'ensures recorded_at is set before any other usage data calculation' do
       %i(alt_usage_data redis_usage_data distinct_count count).each do |method|
         expect(described_class).not_to receive(method)
diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index 4853fc2438e..2852a86eeaf 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -12,6 +12,8 @@ RSpec.describe MergeRequest do
   subject { create(:merge_request) }
 
   describe 'associations' do
+    subject { build_stubbed(:merge_request) }
+
     it { is_expected.to belong_to(:target_project).class_name('Project') }
     it { is_expected.to belong_to(:source_project).class_name('Project') }
     it { is_expected.to belong_to(:merge_user).class_name("User") }
diff --git a/spec/presenters/alert_management/alert_presenter_spec.rb b/spec/presenters/alert_management/alert_presenter_spec.rb
index 9a92048c487..b1bf7029f3e 100644
--- a/spec/presenters/alert_management/alert_presenter_spec.rb
+++ b/spec/presenters/alert_management/alert_presenter_spec.rb
@@ -12,7 +12,7 @@ RSpec.describe AlertManagement::AlertPresenter do
     }
   end
   let_it_be(:alert) do
-    create(:alert_management_alert, :with_host, :with_service, :with_monitoring_tool, project: project, payload: generic_payload)
+    create(:alert_management_alert, :with_description, :with_host, :with_service, :with_monitoring_tool, project: project, payload: generic_payload)
   end
 
   subject(:presenter) { described_class.new(alert) }
@@ -29,7 +29,8 @@ RSpec.describe AlertManagement::AlertPresenter do
           **Severity:** #{presenter.severity}#{markdown_line_break}
           **Service:** #{alert.service}#{markdown_line_break}
           **Monitoring tool:** #{alert.monitoring_tool}#{markdown_line_break}
-          **Hosts:** #{alert.hosts.join(' ')}
+          **Hosts:** #{alert.hosts.join(' ')}#{markdown_line_break}
+          **Description:** #{alert.description}
 
           #### Alert Details