Add latest changes from gitlab-org/gitlab@master

30 files changed, 506 insertions, 301 deletions

diff --git a/GITALY_SERVER_VERSION b/GITALY_SERVER_VERSION
index 52fd1c1ceef..dc5302cb2fd 100644
--- a/GITALY_SERVER_VERSION
+++ b/GITALY_SERVER_VERSION
@@ -1 +1 @@
-9e5735cc1b202ce5e5657ad83eeeb7b037141e09
+4e18794f846ad0d27bea3443caa2b51cd9afd722
diff --git a/app/assets/javascripts/editor/source_editor.js b/app/assets/javascripts/editor/source_editor.js
index 81ddf8d77fa..26fbd1f4d8a 100644
--- a/app/assets/javascripts/editor/source_editor.js
+++ b/app/assets/javascripts/editor/source_editor.js
@@ -26,26 +26,6 @@ export default class SourceEditor {
     registerLanguages(...languages);
   }
 
-  static pushToImportsArray(arr, toImport) {
-    arr.push(import(toImport));
-  }
-
-  static loadExtensions(extensions) {
-    if (!extensions) {
-      return Promise.resolve();
-    }
-    const promises = [];
-    const extensionsArray = typeof extensions === 'string' ? extensions.split(',') : extensions;
-
-    extensionsArray.forEach((ext) => {
-      const prefix = ext.includes('/') ? '' : 'editor/';
-      const trimmedExt = ext.replace(/^\//, '').trim();
-      SourceEditor.pushToImportsArray(promises, `~/${prefix}${trimmedExt}`);
-    });
-
-    return Promise.all(promises);
-  }
-
   static mixIntoInstance(source, inst) {
     if (!inst) {
       return;
@@ -71,23 +51,6 @@ export default class SourceEditor {
     });
   }
 
-  static manageDefaultExtensions(instance, el, extensions) {
-    SourceEditor.loadExtensions(extensions, instance)
-      .then((modules) => {
-        if (modules) {
-          modules.forEach((module) => {
-            instance.use(module.default);
-          });
-        }
-      })
-      .then(() => {
-        el.dispatchEvent(new Event(EDITOR_READY_EVENT));
-      })
-      .catch((e) => {
-        throw e;
-      });
-  }
-
   static createEditorModel({
     blobPath,
     blobContent,
@@ -187,7 +150,6 @@ export default class SourceEditor {
     blobContent = '',
     blobOriginalContent = '',
     blobGlobalId = uuids()[0],
-    extensions = [],
     isDiff = false,
     ...instanceOptions
   } = {}) {
@@ -218,9 +180,8 @@ export default class SourceEditor {
       SourceEditor.instanceDisposeModels(this, instance, model);
     });
 
-    SourceEditor.manageDefaultExtensions(instance, el, extensions);
-
     this.instances.push(instance);
+    el.dispatchEvent(new CustomEvent(EDITOR_READY_EVENT, { instance }));
     return instance;
   }
 
@@ -234,11 +195,4 @@ export default class SourceEditor {
   dispose() {
     this.instances.forEach((instance) => instance.dispose());
   }
-
-  use(exts) {
-    this.instances.forEach((inst) => {
-      inst.use(exts);
-    });
-    return this;
-  }
 }
diff --git a/app/assets/javascripts/editor/source_editor_instance.js b/app/assets/javascripts/editor/source_editor_instance.js
index e0ca4ea518b..052a73d7091 100644
--- a/app/assets/javascripts/editor/source_editor_instance.js
+++ b/app/assets/javascripts/editor/source_editor_instance.js
@@ -73,9 +73,7 @@ export default class EditorInstance {
         if (methodExtension) {
           const extension = extensionsStore.get(methodExtension);
 
-          return (...args) => {
-            return extension.api[prop].call(seInstance, ...args, receiver);
-          };
+          return (...args) => extension.api[prop].call(seInstance, receiver, ...args);
         }
         return Reflect.get(seInstance[prop] ? seInstance : target, prop, receiver);
       },
diff --git a/app/experiments/application_experiment.rb b/app/experiments/application_experiment.rb
index 37d87baf30b..22c632a08aa 100644
--- a/app/experiments/application_experiment.rb
+++ b/app/experiments/application_experiment.rb
@@ -32,8 +32,8 @@ class ApplicationExperiment < Gitlab::Experiment # rubocop:disable Gitlab/Namesp
     subject = value[:namespace] || value[:group] || value[:project] || value[:user] || value[:actor]
     return unless ExperimentSubject.valid_subject?(subject)
 
-    variant = :experimental if @variant_name != :control
-    Experiment.add_subject(name, variant: variant || :control, subject: subject)
+    variant_name = :experimental if variant&.name != 'control'
+    Experiment.add_subject(name, variant: variant_name || :control, subject: subject)
   end
 
   def record!
diff --git a/app/models/clusters/agent.rb b/app/models/clusters/agent.rb
index cf6d95fc6df..f04ac6f1722 100644
--- a/app/models/clusters/agent.rb
+++ b/app/models/clusters/agent.rb
@@ -16,6 +16,8 @@ module Clusters
     has_many :project_authorizations, class_name: 'Clusters::Agents::ProjectAuthorization'
     has_many :authorized_projects, class_name: '::Project', through: :project_authorizations, source: :project
 
+    has_many :activity_events, -> { in_timeline_order }, class_name: 'Clusters::Agents::ActivityEvent', inverse_of: :agent
+
     scope :ordered_by_name, -> { order(:name) }
     scope :with_name, -> (name) { where(name: name) }
 
diff --git a/app/models/clusters/agents/activity_event.rb b/app/models/clusters/agents/activity_event.rb
new file mode 100644
index 00000000000..668aba74821
--- /dev/null
+++ b/app/models/clusters/agents/activity_event.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+module Clusters
+  module Agents
+    class ActivityEvent < ApplicationRecord
+      include NullifyIfBlank
+
+      self.table_name = 'agent_activity_events'
+
+      belongs_to :agent, class_name: 'Clusters::Agent', optional: false
+      belongs_to :user
+      belongs_to :agent_token, class_name: 'Clusters::AgentToken'
+
+      scope :in_timeline_order, -> { order(recorded_at: :desc, id: :desc) }
+
+      validates :recorded_at, :kind, :level, presence: true
+
+      nullify_if_blank :detail
+
+      enum kind: {
+        token_created: 0
+      }, _prefix: true
+
+      enum level: {
+        debug: 0,
+        info: 1,
+        warn: 2,
+        error: 3,
+        fatal: 4,
+        unknown: 5
+      }, _prefix: true
+    end
+  end
+end
diff --git a/app/services/clusters/agent_tokens/create_service.rb b/app/services/clusters/agent_tokens/create_service.rb
index ae2617f510b..5b8a0e46a6c 100644
--- a/app/services/clusters/agent_tokens/create_service.rb
+++ b/app/services/clusters/agent_tokens/create_service.rb
@@ -11,6 +11,8 @@ module Clusters
         token = ::Clusters::AgentToken.new(filtered_params.merge(created_by_user: current_user))
 
         if token.save
+          log_activity_event!(token)
+
           ServiceResponse.success(payload: { secret: token.token, token: token })
         else
           ServiceResponse.error(message: token.errors.full_messages)
@@ -26,6 +28,16 @@ module Clusters
       def filtered_params
         params.slice(*ALLOWED_PARAMS)
       end
+
+      def log_activity_event!(token)
+        token.agent.activity_events.create!(
+          kind: :token_created,
+          level: :info,
+          recorded_at: token.created_at,
+          user: current_user,
+          agent_token: token
+        )
+      end
     end
   end
 end
diff --git a/app/views/users/show.html.haml b/app/views/users/show.html.haml
index 522f0f771cd..ca276519758 100644
--- a/app/views/users/show.html.haml
+++ b/app/views/users/show.html.haml
@@ -2,8 +2,7 @@
 - @hide_breadcrumbs = true
 - @no_container = true
 - page_title       user_display_name(@user)
-- page_description @user.bio
-- header_title     @user.name, user_path(@user)
+- page_description @user.bio unless @user.blocked? || !@user.confirmed?
 - page_itemtype    'http://schema.org/Person'
 - link_classes = "flex-grow-1 mx-1 "
 
diff --git a/config/feature_flags/development/ci_require_credit_card_on_free_plan.yml b/config/feature_flags/development/ci_require_credit_card_on_free_plan.yml
index 868c3c84649..7e5795de6a0 100644
--- a/config/feature_flags/development/ci_require_credit_card_on_free_plan.yml
+++ b/config/feature_flags/development/ci_require_credit_card_on_free_plan.yml
@@ -1,8 +1,8 @@
 ---
 name: ci_require_credit_card_on_free_plan
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61152 
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61152
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/330104
 milestone: '13.12'
 type: development
-group: group::pipeline execution
+group: group::fulfillment
 default_enabled: false
diff --git a/config/feature_flags/development/ci_require_credit_card_on_trial_plan.yml b/config/feature_flags/development/ci_require_credit_card_on_trial_plan.yml
index 6a946f0959c..578101a1ba4 100644
--- a/config/feature_flags/development/ci_require_credit_card_on_trial_plan.yml
+++ b/config/feature_flags/development/ci_require_credit_card_on_trial_plan.yml
@@ -1,8 +1,8 @@
 ---
 name: ci_require_credit_card_on_trial_plan
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61152 
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/61152
 rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/330105
 milestone: '13.12'
 type: development
-group: group::pipeline execution
+group: group::fulfillment
 default_enabled: false
diff --git a/db/migrate/20211110014701_create_agent_activity_events.rb b/db/migrate/20211110014701_create_agent_activity_events.rb
new file mode 100644
index 00000000000..11b9c6d03b3
--- /dev/null
+++ b/db/migrate/20211110014701_create_agent_activity_events.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+class CreateAgentActivityEvents < Gitlab::Database::Migration[1.0]
+  def change
+    create_table :agent_activity_events do |t|
+      t.bigint :agent_id, null: false
+      t.bigint :user_id, index: { where: 'user_id IS NOT NULL' }
+      t.bigint :project_id, index: { where: 'project_id IS NOT NULL' }
+      t.bigint :merge_request_id, index: { where: 'merge_request_id IS NOT NULL' }
+      t.bigint :agent_token_id, index: { where: 'agent_token_id IS NOT NULL' }
+
+      t.datetime_with_timezone :recorded_at, null: false
+      t.integer :kind, limit: 2, null: false
+      t.integer :level, limit: 2, null: false
+
+      t.binary :sha
+      t.text :detail, limit: 255
+
+      t.index [:agent_id, :recorded_at, :id]
+    end
+  end
+end
diff --git a/db/migrate/20211110015252_add_agent_activity_events_foreign_keys.rb b/db/migrate/20211110015252_add_agent_activity_events_foreign_keys.rb
new file mode 100644
index 00000000000..fcbafcccb06
--- /dev/null
+++ b/db/migrate/20211110015252_add_agent_activity_events_foreign_keys.rb
@@ -0,0 +1,35 @@
+# frozen_string_literal: true
+
+class AddAgentActivityEventsForeignKeys < Gitlab::Database::Migration[1.0]
+  disable_ddl_transaction!
+
+  def up
+    add_concurrent_foreign_key :agent_activity_events, :cluster_agents, column: :agent_id, on_delete: :cascade
+    add_concurrent_foreign_key :agent_activity_events, :users, column: :user_id, on_delete: :nullify
+    add_concurrent_foreign_key :agent_activity_events, :projects, column: :project_id, on_delete: :nullify
+    add_concurrent_foreign_key :agent_activity_events, :merge_requests, column: :merge_request_id, on_delete: :nullify
+    add_concurrent_foreign_key :agent_activity_events, :cluster_agent_tokens, column: :agent_token_id, on_delete: :nullify
+  end
+
+  def down
+    with_lock_retries do
+      remove_foreign_key_if_exists :agent_activity_events, column: :agent_id
+    end
+
+    with_lock_retries do
+      remove_foreign_key_if_exists :agent_activity_events, column: :user_id
+    end
+
+    with_lock_retries do
+      remove_foreign_key_if_exists :agent_activity_events, column: :project_id
+    end
+
+    with_lock_retries do
+      remove_foreign_key_if_exists :agent_activity_events, column: :merge_request_id
+    end
+
+    with_lock_retries do
+      remove_foreign_key_if_exists :agent_activity_events, column: :agent_token_id
+    end
+  end
+end
diff --git a/db/schema_migrations/20211110014701 b/db/schema_migrations/20211110014701
new file mode 100644
index 00000000000..fe3721eb055
--- /dev/null
+++ b/db/schema_migrations/20211110014701
@@ -0,0 +1 @@
+1c5f65a25c9cf81a50bd9ffa2e74e2621cff04e58a2f90b19c66741ebb459d3e
\ No newline at end of file
diff --git a/db/schema_migrations/20211110015252 b/db/schema_migrations/20211110015252
new file mode 100644
index 00000000000..06a6a5b0ad7
--- /dev/null
+++ b/db/schema_migrations/20211110015252
@@ -0,0 +1 @@
+4038c269ce9c47ca9327fb1b81bb588e9065f0821f291d17c7965d7f8fe1f275
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index caa1f603df3..c9b3243f025 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -9721,6 +9721,30 @@ CREATE SEQUENCE abuse_reports_id_seq
 
 ALTER SEQUENCE abuse_reports_id_seq OWNED BY abuse_reports.id;
 
+CREATE TABLE agent_activity_events (
+    id bigint NOT NULL,
+    agent_id bigint NOT NULL,
+    user_id bigint,
+    project_id bigint,
+    merge_request_id bigint,
+    agent_token_id bigint,
+    recorded_at timestamp with time zone NOT NULL,
+    kind smallint NOT NULL,
+    level smallint NOT NULL,
+    sha bytea,
+    detail text,
+    CONSTRAINT check_068205e735 CHECK ((char_length(detail) <= 255))
+);
+
+CREATE SEQUENCE agent_activity_events_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+ALTER SEQUENCE agent_activity_events_id_seq OWNED BY agent_activity_events.id;
+
 CREATE TABLE agent_group_authorizations (
     id bigint NOT NULL,
     group_id bigint NOT NULL,
@@ -21064,6 +21088,8 @@ ALTER SEQUENCE zoom_meetings_id_seq OWNED BY zoom_meetings.id;
 
 ALTER TABLE ONLY abuse_reports ALTER COLUMN id SET DEFAULT nextval('abuse_reports_id_seq'::regclass);
 
+ALTER TABLE ONLY agent_activity_events ALTER COLUMN id SET DEFAULT nextval('agent_activity_events_id_seq'::regclass);
+
 ALTER TABLE ONLY agent_group_authorizations ALTER COLUMN id SET DEFAULT nextval('agent_group_authorizations_id_seq'::regclass);
 
 ALTER TABLE ONLY agent_project_authorizations ALTER COLUMN id SET DEFAULT nextval('agent_project_authorizations_id_seq'::regclass);
@@ -22412,6 +22438,9 @@ ALTER TABLE ONLY gitlab_partitions_static.product_analytics_events_experimental_
 ALTER TABLE ONLY abuse_reports
     ADD CONSTRAINT abuse_reports_pkey PRIMARY KEY (id);
 
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT agent_activity_events_pkey PRIMARY KEY (id);
+
 ALTER TABLE ONLY agent_group_authorizations
     ADD CONSTRAINT agent_group_authorizations_pkey PRIMARY KEY (id);
 
@@ -24907,6 +24936,16 @@ CREATE UNIQUE INDEX idx_vulnerability_issue_links_on_vulnerability_id_and_link_t
 
 CREATE INDEX index_abuse_reports_on_user_id ON abuse_reports USING btree (user_id);
 
+CREATE INDEX index_agent_activity_events_on_agent_id_and_recorded_at_and_id ON agent_activity_events USING btree (agent_id, recorded_at, id);
+
+CREATE INDEX index_agent_activity_events_on_agent_token_id ON agent_activity_events USING btree (agent_token_id) WHERE (agent_token_id IS NOT NULL);
+
+CREATE INDEX index_agent_activity_events_on_merge_request_id ON agent_activity_events USING btree (merge_request_id) WHERE (merge_request_id IS NOT NULL);
+
+CREATE INDEX index_agent_activity_events_on_project_id ON agent_activity_events USING btree (project_id) WHERE (project_id IS NOT NULL);
+
+CREATE INDEX index_agent_activity_events_on_user_id ON agent_activity_events USING btree (user_id) WHERE (user_id IS NOT NULL);
+
 CREATE UNIQUE INDEX index_agent_group_authorizations_on_agent_id_and_group_id ON agent_group_authorizations USING btree (agent_id, group_id);
 
 CREATE INDEX index_agent_group_authorizations_on_group_id ON agent_group_authorizations USING btree (group_id);
@@ -28803,6 +28842,9 @@ ALTER TABLE ONLY import_failures
 ALTER TABLE ONLY project_ci_cd_settings
     ADD CONSTRAINT fk_24c15d2f2e FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT fk_256c631779 FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE SET NULL;
+
 ALTER TABLE ONLY epics
     ADD CONSTRAINT fk_25b99c1be3 FOREIGN KEY (parent_id) REFERENCES epics(id) ON DELETE CASCADE;
 
@@ -28875,6 +28917,9 @@ ALTER TABLE ONLY bulk_import_exports
 ALTER TABLE ONLY ci_builds
     ADD CONSTRAINT fk_3a9eaa254d FOREIGN KEY (stage_id) REFERENCES ci_stages(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT fk_3af186389b FOREIGN KEY (merge_request_id) REFERENCES merge_requests(id) ON DELETE SET NULL;
+
 ALTER TABLE ONLY issues
     ADD CONSTRAINT fk_3b8c72ea56 FOREIGN KEY (sprint_id) REFERENCES sprints(id) ON DELETE SET NULL;
 
@@ -29319,6 +29364,12 @@ ALTER TABLE ONLY geo_event_log
 ALTER TABLE ONLY issues
     ADD CONSTRAINT fk_c63cbf6c25 FOREIGN KEY (closed_by_id) REFERENCES users(id) ON DELETE SET NULL;
 
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT fk_c815368376 FOREIGN KEY (agent_id) REFERENCES cluster_agents(id) ON DELETE CASCADE;
+
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT fk_c8b006d40f FOREIGN KEY (agent_token_id) REFERENCES cluster_agent_tokens(id) ON DELETE SET NULL;
+
 ALTER TABLE ONLY issue_links
     ADD CONSTRAINT fk_c900194ff2 FOREIGN KEY (source_id) REFERENCES issues(id) ON DELETE CASCADE;
 
@@ -29373,6 +29424,9 @@ ALTER TABLE ONLY geo_event_log
 ALTER TABLE ONLY lists
     ADD CONSTRAINT fk_d6cf4279f7 FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE;
 
+ALTER TABLE ONLY agent_activity_events
+    ADD CONSTRAINT fk_d6f785c9fc FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL;
+
 ALTER TABLE ONLY metrics_users_starred_dashboards
     ADD CONSTRAINT fk_d76a2b9a8c FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE;
 
diff --git a/doc/api/members.md b/doc/api/members.md
index ce276487f21..497c9a00dfd 100644
--- a/doc/api/members.md
+++ b/doc/api/members.md
@@ -65,7 +65,8 @@ Example response:
     "web_url": "http://192.168.1.8:3000/root",
     "expires_at": "2012-10-22T14:13:35Z",
     "access_level": 30,
-    "group_saml_identity": null
+    "group_saml_identity": null,
+    "membership_state": "active"
   },
   {
     "id": 2,
@@ -81,7 +82,8 @@ Example response:
       "extern_uid":"ABC-1234567890",
       "provider": "group_saml",
       "saml_provider_id": 10
-    }
+    },
+    "membership_state": "active"
   }
 ]
 ```
@@ -126,7 +128,8 @@ Example response:
     "web_url": "http://192.168.1.8:3000/root",
     "expires_at": "2012-10-22T14:13:35Z",
     "access_level": 30,
-    "group_saml_identity": null
+    "group_saml_identity": null,
+    "membership_state": "active"
   },
   {
     "id": 2,
@@ -142,7 +145,8 @@ Example response:
       "extern_uid":"ABC-1234567890",
       "provider": "group_saml",
       "saml_provider_id": 10
-    }
+    },
+    "membership_state": "active"
   },
   {
     "id": 3,
@@ -153,7 +157,8 @@ Example response:
     "web_url": "http://192.168.1.8:3000/root",
     "expires_at": "2012-11-22T14:13:35Z",
     "access_level": 30,
-    "group_saml_identity": null
+    "group_saml_identity": null,
+    "membership_state": "active"
   }
 ]
 ```
@@ -191,7 +196,8 @@ Example response:
   "email": "john@example.com",
   "created_at": "2012-10-22T14:13:35Z",
   "expires_at": null,
-  "group_saml_identity": null
+  "group_saml_identity": null,
+  "membership_state": "active"
 }
 ```
 
@@ -229,7 +235,8 @@ Example response:
   "access_level": 30,
   "email": "john@example.com",
   "expires_at": null,
-  "group_saml_identity": null
+  "group_saml_identity": null,
+  "membership_state": "active"
 }
 ```
 
diff --git a/doc/user/project/merge_requests/squash_and_merge.md b/doc/user/project/merge_requests/squash_and_merge.md
index c3fc2fa871f..e551f65b75d 100644
--- a/doc/user/project/merge_requests/squash_and_merge.md
+++ b/doc/user/project/merge_requests/squash_and_merge.md
@@ -30,9 +30,6 @@ The squashed commit in this example is followed by a merge commit, because the m
 
 The squashed commit's default commit message is taken from the merge request title.
 
-NOTE:
-This only takes effect if there are at least 2 commits. As there is nothing to squash, the commit message does not change if there is only 1 commit.
-
 It can be customized before merging a merge request.
 
 ![A squash commit message editor](img/squash_mr_message.png)
diff --git a/lib/gitlab/database/gitlab_schemas.yml b/lib/gitlab/database/gitlab_schemas.yml
index 66157e998a0..5a553a6ef56 100644
--- a/lib/gitlab/database/gitlab_schemas.yml
+++ b/lib/gitlab/database/gitlab_schemas.yml
@@ -1,4 +1,5 @@
 abuse_reports: :gitlab_main
+agent_activity_events: :gitlab_main
 agent_group_authorizations: :gitlab_main
 agent_project_authorizations: :gitlab_main
 alert_management_alert_assignees: :gitlab_main
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index b9f393c43ea..adc07db990c 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -38540,9 +38540,15 @@ msgstr ""
 msgid "VulnerabilityManagement|Something went wrong, could not update vulnerability state."
 msgstr ""
 
+msgid "VulnerabilityManagement|Summary, detailed description, steps to reproduce, etc."
+msgstr ""
+
 msgid "VulnerabilityManagement|Verified as fixed or mitigated"
 msgstr ""
 
+msgid "VulnerabilityManagement|Vulnerability name or type. Ex: Cross-site scripting"
+msgstr ""
+
 msgid "VulnerabilityManagement|Will not fix or a false-positive"
 msgstr ""
 
diff --git a/spec/experiments/application_experiment_spec.rb b/spec/experiments/application_experiment_spec.rb
index b0788eec808..dda8ca66eee 100644
--- a/spec/experiments/application_experiment_spec.rb
+++ b/spec/experiments/application_experiment_spec.rb
@@ -3,7 +3,7 @@
 require 'spec_helper'
 
 RSpec.describe ApplicationExperiment, :experiment do
-  subject { described_class.new('namespaced/stub', **context) }
+  subject(:application_experiment) { described_class.new('namespaced/stub', **context) }
 
   let(:context) { {} }
   let(:feature_definition) { { name: 'namespaced_stub', type: 'experiment', default_enabled: false } }
@@ -15,7 +15,7 @@ RSpec.describe ApplicationExperiment, :experiment do
   end
 
   before do
-    allow(subject).to receive(:enabled?).and_return(true)
+    allow(application_experiment).to receive(:enabled?).and_return(true)
   end
 
   it "doesn't raise an exception without a defined control" do
@@ -26,7 +26,7 @@ RSpec.describe ApplicationExperiment, :experiment do
 
   describe "#enabled?" do
     before do
-      allow(subject).to receive(:enabled?).and_call_original
+      allow(application_experiment).to receive(:enabled?).and_call_original
 
       allow(Feature::Definition).to receive(:get).and_return('_instance_')
       allow(Gitlab).to receive(:dev_env_or_com?).and_return(true)
@@ -34,25 +34,25 @@ RSpec.describe ApplicationExperiment, :experiment do
     end
 
     it "is enabled when all criteria are met" do
-      expect(subject).to be_enabled
+      expect(application_experiment).to be_enabled
     end
 
     it "isn't enabled if the feature definition doesn't exist" do
       expect(Feature::Definition).to receive(:get).with('namespaced_stub').and_return(nil)
 
-      expect(subject).not_to be_enabled
+      expect(application_experiment).not_to be_enabled
     end
 
     it "isn't enabled if we're not in dev or dotcom environments" do
       expect(Gitlab).to receive(:dev_env_or_com?).and_return(false)
 
-      expect(subject).not_to be_enabled
+      expect(application_experiment).not_to be_enabled
     end
 
     it "isn't enabled if the feature flag state is :off" do
       expect(Feature).to receive(:get).with('namespaced_stub').and_return(double(state: :off))
 
-      expect(subject).not_to be_enabled
+      expect(application_experiment).not_to be_enabled
     end
   end
 
@@ -60,11 +60,11 @@ RSpec.describe ApplicationExperiment, :experiment do
     let(:should_track) { true }
 
     before do
-      allow(subject).to receive(:should_track?).and_return(should_track)
+      allow(application_experiment).to receive(:should_track?).and_return(should_track)
     end
 
     it "tracks the assignment", :snowplow do
-      subject.publish
+      application_experiment.publish
 
       expect_snowplow_event(
         category: 'namespaced/stub',
@@ -74,24 +74,24 @@ RSpec.describe ApplicationExperiment, :experiment do
     end
 
     it "publishes to the client" do
-      expect(subject).to receive(:publish_to_client)
+      expect(application_experiment).to receive(:publish_to_client)
 
-      subject.publish
+      application_experiment.publish
     end
 
     it "publishes to the database if we've opted for that" do
-      subject.record!
+      application_experiment.record!
 
-      expect(subject).to receive(:publish_to_database)
+      expect(application_experiment).to receive(:publish_to_database)
 
-      subject.publish
+      application_experiment.publish
     end
 
     context 'when we should not track' do
       let(:should_track) { false }
 
       it 'does not track an event to Snowplow', :snowplow do
-        subject.publish
+        application_experiment.publish
 
         expect_no_snowplow_event
       end
@@ -102,13 +102,13 @@ RSpec.describe ApplicationExperiment, :experiment do
         signature = { key: '86208ac54ca798e11f127e8b23ec396a', variant: 'control' }
         expect(Gon).to receive(:push).with({ experiment: { 'namespaced/stub' => hash_including(signature) } }, true)
 
-        subject.publish_to_client
+        application_experiment.publish_to_client
       end
 
       it "handles when Gon raises exceptions (like when it can't be pushed into)" do
         expect(Gon).to receive(:push).and_raise(NoMethodError)
 
-        expect { subject.publish_to_client }.not_to raise_error
+        expect { application_experiment.publish_to_client }.not_to raise_error
       end
 
       context 'when we should not track' do
@@ -117,7 +117,7 @@ RSpec.describe ApplicationExperiment, :experiment do
         it 'returns early' do
           expect(Gon).not_to receive(:push)
 
-          subject.publish_to_client
+          application_experiment.publish_to_client
         end
       end
     end
@@ -125,13 +125,15 @@ RSpec.describe ApplicationExperiment, :experiment do
     describe '#publish_to_database' do
       using RSpec::Parameterized::TableSyntax
 
+      let(:publish_to_database) { application_experiment.publish_to_database }
+
       shared_examples 'does not record to the database' do
         it 'does not create an experiment record' do
-          expect { subject.publish_to_database }.not_to change(Experiment, :count)
+          expect { publish_to_database }.not_to change(Experiment, :count)
         end
 
         it 'does not create an experiment subject record' do
-          expect { subject.publish_to_database }.not_to change(ExperimentSubject, :count)
+          expect { publish_to_database }.not_to change(ExperimentSubject, :count)
         end
       end
 
@@ -139,16 +141,16 @@ RSpec.describe ApplicationExperiment, :experiment do
         let(:context) { { context_key => context_value } }
 
         where(:context_key, :context_value, :object_type) do
-          :namespace | build(:namespace) | :namespace
-          :group     | build(:namespace) | :namespace
-          :project   | build(:project)   | :project
-          :user      | build(:user)      | :user
-          :actor     | build(:user)      | :user
+          :namespace | build(:namespace, id: non_existing_record_id) | :namespace
+          :group     | build(:namespace, id: non_existing_record_id) | :namespace
+          :project   | build(:project, id: non_existing_record_id)   | :project
+          :user      | build(:user, id: non_existing_record_id)      | :user
+          :actor     | build(:user, id: non_existing_record_id)      | :user
         end
 
         with_them do
           it 'creates an experiment and experiment subject record' do
-            expect { subject.publish_to_database }.to change(Experiment, :count).by(1)
+            expect { publish_to_database }.to change(Experiment, :count).by(1)
 
             expect(Experiment.last.name).to eq('namespaced/stub')
             expect(ExperimentSubject.last.send(object_type)).to eq(context[context_key])
@@ -156,6 +158,16 @@ RSpec.describe ApplicationExperiment, :experiment do
         end
       end
 
+      context "when experiment hasn't ran" do
+        let(:context) { { user: create(:user) } }
+
+        it 'sets a variant on the experiment subject' do
+          publish_to_database
+
+          expect(ExperimentSubject.last.variant).to eq('control')
+        end
+      end
+
       context 'when there is not a usable subject' do
         let(:context) { { context_key => context_value } }
 
@@ -183,15 +195,15 @@ RSpec.describe ApplicationExperiment, :experiment do
     end
 
     it "doesn't track if we shouldn't track" do
-      allow(subject).to receive(:should_track?).and_return(false)
+      allow(application_experiment).to receive(:should_track?).and_return(false)
 
-      subject.track(:action)
+      application_experiment.track(:action)
 
       expect_no_snowplow_event
     end
 
     it "tracks the event with the expected arguments and merged contexts" do
-      subject.track(:action, property: '_property_', context: [fake_context])
+      application_experiment.track(:action, property: '_property_', context: [fake_context])
 
       expect_snowplow_event(
         category: 'namespaced/stub',
@@ -233,7 +245,7 @@ RSpec.describe ApplicationExperiment, :experiment do
 
   describe "#key_for" do
     it "generates MD5 hashes" do
-      expect(subject.key_for(foo: :bar)).to eq('6f9ac12afdb9b58c2f19a136d09f9153')
+      expect(application_experiment.key_for(foo: :bar)).to eq('6f9ac12afdb9b58c2f19a136d09f9153')
     end
   end
 
@@ -256,26 +268,26 @@ RSpec.describe ApplicationExperiment, :experiment do
     with_them do
       it "returns the url or nil if invalid" do
         allow(Gitlab).to receive(:dev_env_or_com?).and_return(true)
-        expect(subject.process_redirect_url(url)).to eq(processed_url)
+        expect(application_experiment.process_redirect_url(url)).to eq(processed_url)
       end
 
       it "considers all urls invalid when not on dev or com" do
         allow(Gitlab).to receive(:dev_env_or_com?).and_return(false)
-        expect(subject.process_redirect_url(url)).to be_nil
+        expect(application_experiment.process_redirect_url(url)).to be_nil
       end
     end
 
     it "generates the correct urls based on where the engine was mounted" do
-      url = Rails.application.routes.url_helpers.experiment_redirect_url(subject, url: 'https://docs.gitlab.com')
-      expect(url).to include("/-/experiment/namespaced%2Fstub:#{subject.context.key}?https://docs.gitlab.com")
+      url = Rails.application.routes.url_helpers.experiment_redirect_url(application_experiment, url: 'https://docs.gitlab.com')
+      expect(url).to include("/-/experiment/namespaced%2Fstub:#{application_experiment.context.key}?https://docs.gitlab.com")
     end
   end
 
   context "when resolving variants" do
     it "uses the default value as specified in the yaml" do
-      expect(Feature).to receive(:enabled?).with('namespaced_stub', subject, type: :experiment, default_enabled: :yaml)
+      expect(Feature).to receive(:enabled?).with('namespaced_stub', application_experiment, type: :experiment, default_enabled: :yaml)
 
-      expect(subject.variant.name).to eq('control')
+      expect(application_experiment.variant.name).to eq('control')
     end
 
     context "when rolled out to 100%" do
@@ -284,10 +296,10 @@ RSpec.describe ApplicationExperiment, :experiment do
       end
 
       it "returns the first variant name" do
-        subject.try(:variant1) {}
-        subject.try(:variant2) {}
+        application_experiment.try(:variant1) {}
+        application_experiment.try(:variant2) {}
 
-        expect(subject.variant.name).to eq('variant1')
+        expect(application_experiment.variant.name).to eq('variant1')
       end
     end
   end
@@ -298,18 +310,18 @@ RSpec.describe ApplicationExperiment, :experiment do
     before do
       allow(Gitlab::Experiment::Configuration).to receive(:cache).and_call_original
 
-      cache.clear(key: subject.name)
+      cache.clear(key: application_experiment.name)
 
-      subject.use { } # setup the control
-      subject.try { } # setup the candidate
+      application_experiment.use { } # setup the control
+      application_experiment.try { } # setup the candidate
     end
 
     it "caches the variant determined by the variant resolver" do
-      expect(subject.variant.name).to eq('candidate') # we should be in the experiment
+      expect(application_experiment.variant.name).to eq('candidate') # we should be in the experiment
 
-      subject.run
+      application_experiment.run
 
-      expect(subject.cache.read).to eq('candidate')
+      expect(application_experiment.cache.read).to eq('candidate')
     end
 
     it "doesn't cache a variant if we don't explicitly provide one" do
@@ -320,11 +332,11 @@ RSpec.describe ApplicationExperiment, :experiment do
       # the control.
       stub_feature_flags(namespaced_stub: false) # simulate being not rolled out
 
-      expect(subject.variant.name).to eq('control') # if we ask, it should be control
+      expect(application_experiment.variant.name).to eq('control') # if we ask, it should be control
 
-      subject.run
+      application_experiment.run
 
-      expect(subject.cache.read).to be_nil
+      expect(application_experiment.cache.read).to be_nil
     end
 
     it "caches a control variant if we assign it specifically" do
@@ -332,27 +344,27 @@ RSpec.describe ApplicationExperiment, :experiment do
       # that this context will always get the control variant unless we delete
       # the field from the cache (or clear the entire experiment cache) -- or
       # write code that would specify a different variant.
-      subject.run(:control)
+      application_experiment.run(:control)
 
-      expect(subject.cache.read).to eq('control')
+      expect(application_experiment.cache.read).to eq('control')
     end
 
     context "arbitrary attributes" do
       before do
-        subject.cache.store.clear(key: subject.name + '_attrs')
+        application_experiment.cache.store.clear(key: application_experiment.name + '_attrs')
       end
 
       it "sets and gets attributes about an experiment" do
-        subject.cache.attr_set(:foo, :bar)
+        application_experiment.cache.attr_set(:foo, :bar)
 
-        expect(subject.cache.attr_get(:foo)).to eq('bar')
+        expect(application_experiment.cache.attr_get(:foo)).to eq('bar')
       end
 
       it "increments a value for an experiment" do
-        expect(subject.cache.attr_get(:foo)).to be_nil
+        expect(application_experiment.cache.attr_get(:foo)).to be_nil
 
-        expect(subject.cache.attr_inc(:foo)).to eq(1)
-        expect(subject.cache.attr_inc(:foo)).to eq(2)
+        expect(application_experiment.cache.attr_inc(:foo)).to eq(1)
+        expect(application_experiment.cache.attr_inc(:foo)).to eq(2)
       end
     end
   end
diff --git a/spec/factories/clusters/agents/activity_events.rb b/spec/factories/clusters/agents/activity_events.rb
new file mode 100644
index 00000000000..ff73f617964
--- /dev/null
+++ b/spec/factories/clusters/agents/activity_events.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :agent_activity_event, class: 'Clusters::Agents::ActivityEvent' do
+    association :agent, factory: :cluster_agent
+    association :agent_token, factory: :cluster_agent_token
+    user
+
+    kind { :token_created }
+    level { :info }
+    recorded_at { Time.current }
+  end
+end
diff --git a/spec/features/users/show_spec.rb b/spec/features/users/show_spec.rb
index 61672662fbe..8edbf639c81 100644
--- a/spec/features/users/show_spec.rb
+++ b/spec/features/users/show_spec.rb
@@ -207,34 +207,31 @@ RSpec.describe 'User page' do
         state: :blocked,
         organization: 'GitLab - work info test',
         job_title: 'Frontend Engineer',
-        pronunciation: 'pruh-nuhn-see-ay-shn'
+        pronunciation: 'pruh-nuhn-see-ay-shn',
+        bio: 'My personal bio'
       )
     end
 
     let_it_be(:status) { create(:user_status, user: user, message: "Working hard!") }
 
-    it 'shows no tab' do
-      subject
+    before do
+      visit_profile
+    end
 
+    it 'shows no tab' do
       expect(page).to have_css("div.profile-header")
       expect(page).not_to have_css("ul.nav-links")
     end
 
     it 'shows blocked message' do
-      subject
-
       expect(page).to have_content("This user is blocked")
     end
 
     it 'shows user name as blocked' do
-      subject
-
       expect(page).to have_css(".cover-title", text: 'Blocked user')
     end
 
     it 'shows no additional fields' do
-      subject
-
       expect(page).not_to have_css(".profile-user-bio")
       expect(page).not_to have_content('GitLab - work info test')
       expect(page).not_to have_content('Frontend Engineer')
@@ -243,10 +240,10 @@ RSpec.describe 'User page' do
     end
 
     it 'shows username' do
-      subject
-
       expect(page).to have_content("@#{user.username}")
     end
+
+    it_behaves_like 'default brand title page meta description'
   end
 
   context 'with unconfirmed user' do
@@ -256,7 +253,8 @@ RSpec.describe 'User page' do
         :unconfirmed,
         organization: 'GitLab - work info test',
         job_title: 'Frontend Engineer',
-        pronunciation: 'pruh-nuhn-see-ay-shn'
+        pronunciation: 'pruh-nuhn-see-ay-shn',
+        bio: 'My personal bio'
       )
     end
 
@@ -287,6 +285,8 @@ RSpec.describe 'User page' do
       it 'shows private profile message' do
         expect(page).to have_content("This user has a private profile")
       end
+
+      it_behaves_like 'default brand title page meta description'
     end
 
     context 'when visited by an authenticated user' do
diff --git a/spec/frontend/editor/helpers.js b/spec/frontend/editor/helpers.js
index 6f7cdf6efb3..c77be4f8c58 100644
--- a/spec/frontend/editor/helpers.js
+++ b/spec/frontend/editor/helpers.js
@@ -1,4 +1,4 @@
-export class MyClassExtension {
+export class SEClassExtension {
   // eslint-disable-next-line class-methods-use-this
   provides() {
     return {
@@ -8,7 +8,7 @@ export class MyClassExtension {
   }
 }
 
-export function MyFnExtension() {
+export function SEFnExtension() {
   return {
     fnExtMethod: () => 'fn own method',
     provides: () => {
@@ -19,7 +19,7 @@ export function MyFnExtension() {
   };
 }
 
-export const MyConstExt = () => {
+export const SEConstExt = () => {
   return {
     provides: () => {
       return {
@@ -29,6 +29,33 @@ export const MyConstExt = () => {
   };
 };
 
+export function SEWithSetupExt() {
+  return {
+    onSetup: (setupOptions = {}, instance) => {
+      if (setupOptions && !Array.isArray(setupOptions)) {
+        Object.entries(setupOptions).forEach(([key, value]) => {
+          Object.assign(instance, {
+            [key]: value,
+          });
+        });
+      }
+    },
+    provides: () => {
+      return {
+        returnInstanceAndProps: (instance, stringProp, objProp = {}) => {
+          return [stringProp, objProp, instance];
+        },
+        returnInstance: (instance) => {
+          return instance;
+        },
+        giveMeContext: () => {
+          return this;
+        },
+      };
+    },
+  };
+}
+
 export const conflictingExtensions = {
   WithInstanceExt: () => {
     return {
diff --git a/spec/frontend/editor/source_editor_extension_spec.js b/spec/frontend/editor/source_editor_extension_spec.js
index 6f2eb07a043..de3f9da0aed 100644
--- a/spec/frontend/editor/source_editor_extension_spec.js
+++ b/spec/frontend/editor/source_editor_extension_spec.js
@@ -22,15 +22,15 @@ describe('Editor Extension', () => {
 
   it.each`
     definition                  | setupOptions | expectedName
-    ${helpers.MyClassExtension} | ${undefined} | ${'MyClassExtension'}
-    ${helpers.MyClassExtension} | ${{}}        | ${'MyClassExtension'}
-    ${helpers.MyClassExtension} | ${dummyObj}  | ${'MyClassExtension'}
-    ${helpers.MyFnExtension}    | ${undefined} | ${'MyFnExtension'}
-    ${helpers.MyFnExtension}    | ${{}}        | ${'MyFnExtension'}
-    ${helpers.MyFnExtension}    | ${dummyObj}  | ${'MyFnExtension'}
-    ${helpers.MyConstExt}       | ${undefined} | ${'MyConstExt'}
-    ${helpers.MyConstExt}       | ${{}}        | ${'MyConstExt'}
-    ${helpers.MyConstExt}       | ${dummyObj}  | ${'MyConstExt'}
+    ${helpers.SEClassExtension} | ${undefined} | ${'SEClassExtension'}
+    ${helpers.SEClassExtension} | ${{}}        | ${'SEClassExtension'}
+    ${helpers.SEClassExtension} | ${dummyObj}  | ${'SEClassExtension'}
+    ${helpers.SEFnExtension}    | ${undefined} | ${'SEFnExtension'}
+    ${helpers.SEFnExtension}    | ${{}}        | ${'SEFnExtension'}
+    ${helpers.SEFnExtension}    | ${dummyObj}  | ${'SEFnExtension'}
+    ${helpers.SEConstExt}       | ${undefined} | ${'SEConstExt'}
+    ${helpers.SEConstExt}       | ${{}}        | ${'SEConstExt'}
+    ${helpers.SEConstExt}       | ${dummyObj}  | ${'SEConstExt'}
   `(
     'correctly creates extension for definition = $definition and setupOptions = $setupOptions',
     ({ definition, setupOptions, expectedName }) => {
@@ -51,9 +51,9 @@ describe('Editor Extension', () => {
   describe('api', () => {
     it.each`
       definition                  | expectedKeys
-      ${helpers.MyClassExtension} | ${['shared', 'classExtMethod']}
-      ${helpers.MyFnExtension}    | ${['fnExtMethod']}
-      ${helpers.MyConstExt}       | ${['constExtMethod']}
+      ${helpers.SEClassExtension} | ${['shared', 'classExtMethod']}
+      ${helpers.SEFnExtension}    | ${['fnExtMethod']}
+      ${helpers.SEConstExt}       | ${['constExtMethod']}
     `('correctly returns API for $definition', ({ definition, expectedKeys }) => {
       const extension = new EditorExtension({ definition });
       const expectedApi = Object.fromEntries(
diff --git a/spec/frontend/editor/source_editor_instance_spec.js b/spec/frontend/editor/source_editor_instance_spec.js
index 87b20a4ba73..a46eea4c4cd 100644
--- a/spec/frontend/editor/source_editor_instance_spec.js
+++ b/spec/frontend/editor/source_editor_instance_spec.js
@@ -6,23 +6,29 @@ import {
   EDITOR_EXTENSION_NOT_REGISTERED_ERROR,
   EDITOR_EXTENSION_NOT_SPECIFIED_FOR_UNUSE_ERROR,
 } from '~/editor/constants';
-import Instance from '~/editor/source_editor_instance';
+import SourceEditorInstance from '~/editor/source_editor_instance';
 import { sprintf } from '~/locale';
-import { MyClassExtension, conflictingExtensions, MyFnExtension, MyConstExt } from './helpers';
+import {
+  SEClassExtension,
+  conflictingExtensions,
+  SEFnExtension,
+  SEConstExt,
+  SEWithSetupExt,
+} from './helpers';
 
 describe('Source Editor Instance', () => {
   let seInstance;
 
   const defSetupOptions = { foo: 'bar' };
   const fullExtensionsArray = [
-    { definition: MyClassExtension },
-    { definition: MyFnExtension },
-    { definition: MyConstExt },
+    { definition: SEClassExtension },
+    { definition: SEFnExtension },
+    { definition: SEConstExt },
   ];
   const fullExtensionsArrayWithOptions = [
-    { definition: MyClassExtension, setupOptions: defSetupOptions },
-    { definition: MyFnExtension, setupOptions: defSetupOptions },
-    { definition: MyConstExt, setupOptions: defSetupOptions },
+    { definition: SEClassExtension, setupOptions: defSetupOptions },
+    { definition: SEFnExtension, setupOptions: defSetupOptions },
+    { definition: SEConstExt, setupOptions: defSetupOptions },
   ];
 
   const fooFn = jest.fn();
@@ -40,26 +46,26 @@ describe('Source Editor Instance', () => {
   });
 
   it('sets up the registry for the methods coming from extensions', () => {
-    seInstance = new Instance();
+    seInstance = new SourceEditorInstance();
     expect(seInstance.methods).toBeDefined();
 
-    seInstance.use({ definition: MyClassExtension });
+    seInstance.use({ definition: SEClassExtension });
     expect(seInstance.methods).toEqual({
-      shared: 'MyClassExtension',
-      classExtMethod: 'MyClassExtension',
+      shared: 'SEClassExtension',
+      classExtMethod: 'SEClassExtension',
     });
 
-    seInstance.use({ definition: MyFnExtension });
+    seInstance.use({ definition: SEFnExtension });
     expect(seInstance.methods).toEqual({
-      shared: 'MyClassExtension',
-      classExtMethod: 'MyClassExtension',
-      fnExtMethod: 'MyFnExtension',
+      shared: 'SEClassExtension',
+      classExtMethod: 'SEClassExtension',
+      fnExtMethod: 'SEFnExtension',
     });
   });
 
   describe('proxy', () => {
     it('returns prop from an extension if extension provides it', () => {
-      seInstance = new Instance();
+      seInstance = new SourceEditorInstance();
       seInstance.use({ definition: DummyExt });
 
       expect(fooFn).not.toHaveBeenCalled();
@@ -67,8 +73,58 @@ describe('Source Editor Instance', () => {
       expect(fooFn).toHaveBeenCalled();
     });
 
+    it.each`
+      stringPropToPass | objPropToPass        | setupOptions
+      ${undefined}     | ${undefined}         | ${undefined}
+      ${'prop'}        | ${undefined}         | ${undefined}
+      ${'prop'}        | ${[]}                | ${undefined}
+      ${'prop'}        | ${{}}                | ${undefined}
+      ${'prop'}        | ${{ alpha: 'beta' }} | ${undefined}
+      ${'prop'}        | ${{ alpha: 'beta' }} | ${defSetupOptions}
+      ${'prop'}        | ${undefined}         | ${defSetupOptions}
+      ${undefined}     | ${undefined}         | ${defSetupOptions}
+      ${''}            | ${{}}                | ${defSetupOptions}
+    `(
+      'correctly passes arguments ("$stringPropToPass", "$objPropToPass") and instance (with "$setupOptions" setupOptions) to extension methods',
+      ({ stringPropToPass, objPropToPass, setupOptions }) => {
+        seInstance = new SourceEditorInstance();
+        seInstance.use({ definition: SEWithSetupExt, setupOptions });
+
+        const [stringProp, objProp, instance] = seInstance.returnInstanceAndProps(
+          stringPropToPass,
+          objPropToPass,
+        );
+        const expectedObjProps = objPropToPass || {};
+
+        expect(instance).toBe(seInstance);
+        expect(stringProp).toBe(stringPropToPass);
+        expect(objProp).toEqual(expectedObjProps);
+        if (setupOptions) {
+          Object.keys(setupOptions).forEach((key) => {
+            expect(instance[key]).toBe(setupOptions[key]);
+          });
+        }
+      },
+    );
+
+    it('correctly passes instance to the methods even if no additional props have been passed', () => {
+      seInstance = new SourceEditorInstance();
+      seInstance.use({ definition: SEWithSetupExt });
+
+      const instance = seInstance.returnInstance();
+
+      expect(instance).toBe(seInstance);
+    });
+
+    it("correctly sets the context of the 'this' keyword for the extension's methods", () => {
+      seInstance = new SourceEditorInstance();
+      seInstance.use({ definition: SEWithSetupExt });
+
+      expect(seInstance.giveMeContext().constructor).toEqual(SEWithSetupExt);
+    });
+
     it('returns props from SE instance itself if no extension provides the prop', () => {
-      seInstance = new Instance({
+      seInstance = new SourceEditorInstance({
         use: fooFn,
       });
       jest.spyOn(seInstance, 'use').mockImplementation(() => {});
@@ -80,7 +136,7 @@ describe('Source Editor Instance', () => {
     });
 
     it('returns props from Monaco instance when the prop does not exist on the SE instance', () => {
-      seInstance = new Instance({
+      seInstance = new SourceEditorInstance({
         fooFn,
       });
 
@@ -92,13 +148,13 @@ describe('Source Editor Instance', () => {
 
   describe('public API', () => {
     it.each(['use', 'unuse'], 'provides "%s" as public method by default', (method) => {
-      seInstance = new Instance();
+      seInstance = new SourceEditorInstance();
       expect(seInstance[method]).toBeDefined();
     });
 
     describe('use', () => {
       it('extends the SE instance with methods provided by an extension', () => {
-        seInstance = new Instance();
+        seInstance = new SourceEditorInstance();
         seInstance.use({ definition: DummyExt });
 
         expect(fooFn).not.toHaveBeenCalled();
@@ -108,15 +164,15 @@ describe('Source Editor Instance', () => {
 
       it.each`
         extensions                          | expectedProps
-        ${{ definition: MyClassExtension }} | ${['shared', 'classExtMethod']}
-        ${{ definition: MyFnExtension }}    | ${['fnExtMethod']}
-        ${{ definition: MyConstExt }}       | ${['constExtMethod']}
+        ${{ definition: SEClassExtension }} | ${['shared', 'classExtMethod']}
+        ${{ definition: SEFnExtension }}    | ${['fnExtMethod']}
+        ${{ definition: SEConstExt }}       | ${['constExtMethod']}
         ${fullExtensionsArray}              | ${['shared', 'classExtMethod', 'fnExtMethod', 'constExtMethod']}
         ${fullExtensionsArrayWithOptions}   | ${['shared', 'classExtMethod', 'fnExtMethod', 'constExtMethod']}
       `(
         'Should register $expectedProps when extension is "$extensions"',
         ({ extensions, expectedProps }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           expect(seInstance.extensionsAPI).toHaveLength(0);
 
           seInstance.use(extensions);
@@ -127,15 +183,15 @@ describe('Source Editor Instance', () => {
 
       it.each`
         definition                               | preInstalledExtDefinition               | expectedErrorProp
-        ${conflictingExtensions.WithInstanceExt} | ${MyClassExtension}                     | ${'use'}
+        ${conflictingExtensions.WithInstanceExt} | ${SEClassExtension}                     | ${'use'}
         ${conflictingExtensions.WithInstanceExt} | ${null}                                 | ${'use'}
         ${conflictingExtensions.WithAnotherExt}  | ${null}                                 | ${undefined}
-        ${conflictingExtensions.WithAnotherExt}  | ${MyClassExtension}                     | ${'shared'}
-        ${MyClassExtension}                      | ${conflictingExtensions.WithAnotherExt} | ${'shared'}
+        ${conflictingExtensions.WithAnotherExt}  | ${SEClassExtension}                     | ${'shared'}
+        ${SEClassExtension}                      | ${conflictingExtensions.WithAnotherExt} | ${'shared'}
       `(
         'logs the naming conflict error when registering $definition',
         ({ definition, preInstalledExtDefinition, expectedErrorProp }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           jest.spyOn(console, 'error').mockImplementation(() => {});
 
           if (preInstalledExtDefinition) {
@@ -175,7 +231,7 @@ describe('Source Editor Instance', () => {
       `(
         'Should throw $thrownError when extension is "$extensions"',
         ({ extensions, thrownError }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           const useExtension = () => {
             seInstance.use(extensions);
           };
@@ -188,24 +244,24 @@ describe('Source Editor Instance', () => {
 
         beforeEach(() => {
           extensionStore = new Map();
-          seInstance = new Instance({}, extensionStore);
+          seInstance = new SourceEditorInstance({}, extensionStore);
         });
 
         it('stores _instances_ of the used extensions in a global registry', () => {
-          const extension = seInstance.use({ definition: MyClassExtension });
+          const extension = seInstance.use({ definition: SEClassExtension });
 
           expect(extensionStore.size).toBe(1);
-          expect(extensionStore.entries().next().value).toEqual(['MyClassExtension', extension]);
+          expect(extensionStore.entries().next().value).toEqual(['SEClassExtension', extension]);
         });
 
         it('does not duplicate entries in the registry', () => {
           jest.spyOn(extensionStore, 'set');
 
-          const extension1 = seInstance.use({ definition: MyClassExtension });
-          seInstance.use({ definition: MyClassExtension });
+          const extension1 = seInstance.use({ definition: SEClassExtension });
+          seInstance.use({ definition: SEClassExtension });
 
           expect(extensionStore.set).toHaveBeenCalledTimes(1);
-          expect(extensionStore.set).toHaveBeenCalledWith('MyClassExtension', extension1);
+          expect(extensionStore.set).toHaveBeenCalledWith('SEClassExtension', extension1);
         });
 
         it.each`
@@ -222,20 +278,20 @@ describe('Source Editor Instance', () => {
             jest.spyOn(extensionStore, 'set');
 
             const extension1 = seInstance.use({
-              definition: MyClassExtension,
+              definition: SEClassExtension,
               setupOptions: currentSetupOptions,
             });
             const extension2 = seInstance.use({
-              definition: MyClassExtension,
+              definition: SEClassExtension,
               setupOptions: newSetupOptions,
             });
 
             expect(extensionStore.size).toBe(1);
             expect(extensionStore.set).toHaveBeenCalledTimes(expectedCallTimes);
             if (expectedCallTimes > 1) {
-              expect(extensionStore.set).toHaveBeenCalledWith('MyClassExtension', extension2);
+              expect(extensionStore.set).toHaveBeenCalledWith('SEClassExtension', extension2);
             } else {
-              expect(extensionStore.set).toHaveBeenCalledWith('MyClassExtension', extension1);
+              expect(extensionStore.set).toHaveBeenCalledWith('SEClassExtension', extension1);
             }
           },
         );
@@ -252,7 +308,7 @@ describe('Source Editor Instance', () => {
       `(
         `Should throw "${EDITOR_EXTENSION_NOT_SPECIFIED_FOR_UNUSE_ERROR}" when extension is "$unuseExtension"`,
         ({ unuseExtension, thrownError }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           const unuse = () => {
             seInstance.unuse(unuseExtension);
           };
@@ -262,16 +318,16 @@ describe('Source Editor Instance', () => {
 
       it.each`
         initExtensions                      | unuseExtensionIndex | remainingAPI
-        ${{ definition: MyClassExtension }} | ${0}                | ${[]}
-        ${{ definition: MyFnExtension }}    | ${0}                | ${[]}
-        ${{ definition: MyConstExt }}       | ${0}                | ${[]}
+        ${{ definition: SEClassExtension }} | ${0}                | ${[]}
+        ${{ definition: SEFnExtension }}    | ${0}                | ${[]}
+        ${{ definition: SEConstExt }}       | ${0}                | ${[]}
         ${fullExtensionsArray}              | ${0}                | ${['fnExtMethod', 'constExtMethod']}
         ${fullExtensionsArray}              | ${1}                | ${['shared', 'classExtMethod', 'constExtMethod']}
         ${fullExtensionsArray}              | ${2}                | ${['shared', 'classExtMethod', 'fnExtMethod']}
       `(
         'un-registers properties introduced by single extension $unuseExtension',
         ({ initExtensions, unuseExtensionIndex, remainingAPI }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           const extensions = seInstance.use(initExtensions);
 
           if (Array.isArray(initExtensions)) {
@@ -291,7 +347,7 @@ describe('Source Editor Instance', () => {
       `(
         'un-registers properties introduced by multiple extensions $unuseExtension',
         ({ unuseExtensionIndex, remainingAPI }) => {
-          seInstance = new Instance();
+          seInstance = new SourceEditorInstance();
           const extensions = seInstance.use(fullExtensionsArray);
           const extensionsToUnuse = extensions.filter((ext, index) =>
             unuseExtensionIndex.includes(index),
@@ -304,11 +360,11 @@ describe('Source Editor Instance', () => {
 
       it('it does not remove entry from the global registry to keep for potential future re-use', () => {
         const extensionStore = new Map();
-        seInstance = new Instance({}, extensionStore);
+        seInstance = new SourceEditorInstance({}, extensionStore);
         const extensions = seInstance.use(fullExtensionsArray);
         const verifyExpectations = () => {
           const entries = extensionStore.entries();
-          const mockExtensions = ['MyClassExtension', 'MyFnExtension', 'MyConstExt'];
+          const mockExtensions = ['SEClassExtension', 'SEFnExtension', 'SEConstExt'];
           expect(extensionStore.size).toBe(mockExtensions.length);
           mockExtensions.forEach((ext, index) => {
             expect(entries.next().value).toEqual([ext, extensions[index]]);
@@ -326,7 +382,7 @@ describe('Source Editor Instance', () => {
 
       beforeEach(() => {
         instanceModel = monacoEditor.createModel('');
-        seInstance = new Instance({
+        seInstance = new SourceEditorInstance({
           getModel: () => instanceModel,
         });
       });
@@ -363,7 +419,7 @@ describe('Source Editor Instance', () => {
       };
 
       it('passes correct arguments to callback fns when using an extension', () => {
-        seInstance = new Instance();
+        seInstance = new SourceEditorInstance();
         seInstance.use({
           definition: MyFullExtWithCallbacks,
           setupOptions: defSetupOptions,
@@ -373,7 +429,7 @@ describe('Source Editor Instance', () => {
       });
 
       it('passes correct arguments to callback fns when un-using an extension', () => {
-        seInstance = new Instance();
+        seInstance = new SourceEditorInstance();
         const extension = seInstance.use({
           definition: MyFullExtWithCallbacks,
           setupOptions: defSetupOptions,
diff --git a/spec/frontend/editor/source_editor_markdown_ext_spec.js b/spec/frontend/editor/source_editor_markdown_ext_spec.js
index 245c6c28d31..4a53f870f6d 100644
--- a/spec/frontend/editor/source_editor_markdown_ext_spec.js
+++ b/spec/frontend/editor/source_editor_markdown_ext_spec.js
@@ -57,7 +57,7 @@ describe('Markdown Extension for Source Editor', () => {
       blobPath: markdownPath,
       blobContent: text,
     });
-    editor.use(new EditorMarkdownExtension({ instance, previewMarkdownPath }));
+    instance.use(new EditorMarkdownExtension({ instance, previewMarkdownPath }));
     panelSpy = jest.spyOn(EditorMarkdownExtension, 'togglePreviewPanel');
   });
 
diff --git a/spec/frontend/editor/source_editor_spec.js b/spec/frontend/editor/source_editor_spec.js
index d87d373c952..f1b887b2dc1 100644
--- a/spec/frontend/editor/source_editor_spec.js
+++ b/spec/frontend/editor/source_editor_spec.js
@@ -1,6 +1,5 @@
 /* eslint-disable max-classes-per-file */
 import { editor as monacoEditor, languages as monacoLanguages } from 'monaco-editor';
-import waitForPromises from 'helpers/wait_for_promises';
 import {
   SOURCE_EDITOR_INSTANCE_ERROR_NO_EL,
   URI_PREFIX,
@@ -531,105 +530,19 @@ describe('Base editor', () => {
         instance.use(FunctionExt);
         expect(instance.inst()).toEqual(editor.instances[0]);
       });
-    });
-
-    describe('extensions as an instance parameter', () => {
-      let editorExtensionSpy;
-      const instanceConstructor = (extensions = []) => {
-        return editor.createInstance({
-          el: editorEl,
-          blobPath,
-          blobContent,
-          extensions,
-        });
-      };
-
-      beforeEach(() => {
-        editorExtensionSpy = jest
-          .spyOn(SourceEditor, 'pushToImportsArray')
-          .mockImplementation((arr) => {
-            arr.push(
-              Promise.resolve({
-                default: {},
-              }),
-            );
-          });
-      });
-
-      it.each([undefined, [], [''], ''])(
-        'does not fail and makes no fetch if extensions is %s',
-        () => {
-          instance = instanceConstructor(null);
-          expect(editorExtensionSpy).not.toHaveBeenCalled();
-        },
-      );
-
-      it.each`
-        type                  | value             | callsCount
-        ${'simple string'}    | ${'foo'}          | ${1}
-        ${'combined string'}  | ${'foo, bar'}     | ${2}
-        ${'array of strings'} | ${['foo', 'bar']} | ${2}
-      `('accepts $type as an extension parameter', ({ value, callsCount }) => {
-        instance = instanceConstructor(value);
-        expect(editorExtensionSpy).toHaveBeenCalled();
-        expect(editorExtensionSpy.mock.calls).toHaveLength(callsCount);
-      });
 
-      it.each`
-        desc                                     | path                      | expectation
-        ${'~/editor'}                            | ${'foo'}                  | ${'~/editor/foo'}
-        ${'~/CUSTOM_PATH with leading slash'}    | ${'/my_custom_path/bar'}  | ${'~/my_custom_path/bar'}
-        ${'~/CUSTOM_PATH without leading slash'} | ${'my_custom_path/delta'} | ${'~/my_custom_path/delta'}
-      `('fetches extensions from $desc path', ({ path, expectation }) => {
-        instance = instanceConstructor(path);
-        expect(editorExtensionSpy).toHaveBeenCalledWith(expect.any(Array), expectation);
-      });
-
-      it('emits EDITOR_READY_EVENT event after all extensions were applied', async () => {
-        const calls = [];
-        const eventSpy = jest.fn().mockImplementation(() => {
-          calls.push('event');
-        });
-        const useSpy = jest.fn().mockImplementation(() => {
-          calls.push('use');
-        });
-        jest.spyOn(SourceEditor, 'convertMonacoToELInstance').mockImplementation((inst) => {
-          const decoratedInstance = inst;
-          decoratedInstance.use = useSpy;
-          return decoratedInstance;
+      it('emits the EDITOR_READY_EVENT event after setting up the instance', () => {
+        jest.spyOn(monacoEditor, 'create').mockImplementation(() => {
+          return {
+            setModel: jest.fn(),
+            onDidDispose: jest.fn(),
+          };
         });
+        const eventSpy = jest.fn();
         editorEl.addEventListener(EDITOR_READY_EVENT, eventSpy);
-        instance = instanceConstructor('foo, bar');
-        await waitForPromises();
-        expect(useSpy.mock.calls).toHaveLength(2);
-        expect(calls).toEqual(['use', 'use', 'event']);
-      });
-    });
-
-    describe('multiple instances', () => {
-      let inst1;
-      let inst2;
-      let editorEl1;
-      let editorEl2;
-
-      beforeEach(() => {
-        setFixtures('<div id="editor1"></div><div id="editor2"></div>');
-        editorEl1 = document.getElementById('editor1');
-        editorEl2 = document.getElementById('editor2');
-        inst1 = editor.createInstance({ el: editorEl1, blobPath: `foo-${blobPath}` });
-        inst2 = editor.createInstance({ el: editorEl2, blobPath: `bar-${blobPath}` });
-      });
-
-      afterEach(() => {
-        editor.dispose();
-        editorEl1.remove();
-        editorEl2.remove();
-      });
-
-      it('extends all instances if no specific instance is passed', () => {
-        editor.use(AlphaExt);
-        expect(inst1.alpha()).toEqual(alphaRes);
-        expect(inst2.alpha()).toEqual(alphaRes);
+        expect(eventSpy).not.toHaveBeenCalled();
+        instance = editor.createInstance({ el: editorEl });
+        expect(eventSpy).toHaveBeenCalled();
       });
     });
   });
diff --git a/spec/models/clusters/agents/activity_event_spec.rb b/spec/models/clusters/agents/activity_event_spec.rb
new file mode 100644
index 00000000000..18b9c82fa6a
--- /dev/null
+++ b/spec/models/clusters/agents/activity_event_spec.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Clusters::Agents::ActivityEvent do
+  it { is_expected.to belong_to(:agent).class_name('Clusters::Agent').required }
+  it { is_expected.to belong_to(:user).optional }
+  it { is_expected.to belong_to(:agent_token).class_name('Clusters::AgentToken').optional }
+
+  it { is_expected.to validate_presence_of(:kind) }
+  it { is_expected.to validate_presence_of(:level) }
+  it { is_expected.to validate_presence_of(:recorded_at) }
+  it { is_expected.to nullify_if_blank(:detail) }
+
+  describe 'scopes' do
+    let_it_be(:agent) { create(:cluster_agent) }
+
+    describe '.in_timeline_order' do
+      let(:recorded_at) { 1.hour.ago }
+
+      let!(:event1) { create(:agent_activity_event, agent: agent, recorded_at: recorded_at) }
+      let!(:event2) { create(:agent_activity_event, agent: agent, recorded_at: Time.current) }
+      let!(:event3) { create(:agent_activity_event, agent: agent, recorded_at: recorded_at) }
+
+      subject { described_class.in_timeline_order }
+
+      it 'sorts by recorded_at: :desc, id: :desc' do
+        is_expected.to eq([event2, event3, event1])
+      end
+    end
+  end
+end
diff --git a/spec/services/clusters/agent_tokens/create_service_spec.rb b/spec/services/clusters/agent_tokens/create_service_spec.rb
index 92629af06c8..dc7abd1504b 100644
--- a/spec/services/clusters/agent_tokens/create_service_spec.rb
+++ b/spec/services/clusters/agent_tokens/create_service_spec.rb
@@ -47,6 +47,21 @@ RSpec.describe Clusters::AgentTokens::CreateService do
         expect(token.name).to eq(params[:name])
       end
 
+      it 'creates an activity event' do
+        expect { subject }.to change { ::Clusters::Agents::ActivityEvent.count }.by(1)
+
+        token = subject.payload[:token].reload
+        event = cluster_agent.activity_events.last
+
+        expect(event).to have_attributes(
+          kind: 'token_created',
+          level: 'info',
+          recorded_at: token.created_at,
+          user: token.created_by_user,
+          agent_token: token
+        )
+      end
+
       context 'when params are invalid' do
         let(:params) { { agent_id: 'bad_id' } }
 
@@ -54,6 +69,10 @@ RSpec.describe Clusters::AgentTokens::CreateService do
           expect { subject }.not_to change(::Clusters::AgentToken, :count)
         end
 
+        it 'does not create an activity event' do
+          expect { subject }.not_to change { ::Clusters::Agents::ActivityEvent.count }
+        end
+
         it 'returns validation errors', :aggregate_failures do
           expect(subject.status).to eq(:error)
           expect(subject.message).to eq(["Agent must exist", "Name can't be blank"])
diff --git a/spec/support/shared_examples/features/page_description_shared_examples.rb b/spec/support/shared_examples/features/page_description_shared_examples.rb
index 81653220b4c..e3ea36633d1 100644
--- a/spec/support/shared_examples/features/page_description_shared_examples.rb
+++ b/spec/support/shared_examples/features/page_description_shared_examples.rb
@@ -7,3 +7,13 @@ RSpec.shared_examples 'page meta description' do |expected_description|
     end
   end
 end
+
+RSpec.shared_examples 'default brand title page meta description' do
+  include AppearancesHelper
+
+  it 'renders the page with description, og:description, and twitter:description meta tags with the default brand title', :aggregate_failures do
+    %w(name='description' property='og:description' property='twitter:description').each do |selector|
+      expect(page).to have_selector("meta[#{selector}][content='#{default_brand_title}']", visible: false)
+    end
+  end
+end