From 78cfc7cf4afe0c7ffb72b8a9522b07873cd36820 Mon Sep 17 00:00:00 2001
From: GitLab Bot <gitlab-bot@gitlab.com>
Date: Tue, 15 Feb 2022 15:15:04 +0000
Subject: [PATCH] Add latest changes from gitlab-org/gitlab@master

---
 .../boards/components/boards_selector.vue     |  54 ++---
 .../graphql/group_recent_boards.query.graphql |  14 ++
 .../project_recent_boards.query.graphql       |  14 ++
 app/assets/javascripts/boards/index.js        |   1 -
 .../boards/mount_multiple_boards_switcher.js  |   1 -
 .../javascripts/diffs/components/app.vue      |  55 ++---
 .../diffs/components/diff_file_header.vue     |   2 +-
 app/assets/javascripts/diffs/constants.js     |   2 -
 app/assets/javascripts/diffs/index.js         |   8 +-
 app/assets/javascripts/diffs/store/actions.js |  16 +-
 app/assets/javascripts/diffs/store/getters.js |  17 +-
 app/assets/javascripts/diffs/store/utils.js   |  18 +-
 .../add_extra_tokens_for_merge_requests.js    |  15 ++
 .../available_dropdown_mappings.js            |   5 +
 .../javascripts/filtered_search/constants.js  |   2 +-
 .../notes/mixins/discussion_navigation.js     |  12 +-
 .../deployment/deployment_actions.vue         |  20 +-
 app/assets/stylesheets/utilities.scss         |  30 +++
 app/controllers/dashboard_controller.rb       |   4 +
 .../projects/merge_requests_controller.rb     |  10 +-
 app/finders/merge_requests_finder.rb          |  10 +-
 app/finders/merge_requests_finder/params.rb   |   6 +
 .../members/effective_access_level_finder.rb  |  12 +-
 app/helpers/boards_helper.rb                  |   5 -
 .../select_for_project_authorization.rb       |  10 +-
 app/models/container_repository.rb            |  10 +-
 app/models/merge_request.rb                   |  11 +
 .../namespaces/traversal/linear_scopes.rb     |  11 +
 .../namespaces/traversal/recursive_scopes.rb  |   5 +
 app/models/project.rb                         |   2 +-
 app/models/project_team.rb                    |   8 +-
 .../members/projects/creator_service.rb       |   2 +-
 .../builder/project_maintainers.rb            |   1 -
 app/services/projects/create_service.rb       |   6 +-
 app/views/layouts/header/_default.html.haml   |   2 +-
 .../layouts/header/_help_dropdown.html.haml   |   1 +
 .../shared/issuable/_search_bar.html.haml     |  10 +
 .../migration/guard_worker.rb                 |  56 ++++-
 .../development/diffs_virtual_scrolling.yml   |   8 -
 .../permit_all_shared_groups_for_approval.yml |   8 +
 ...sal_ids_for_self_and_hierarchy_scopes.yml} |   6 +-
 ..._index_to_merge_request_assignees_state.rb |  15 ++
 ..._index_to_merge_request_reviewers_state.rb |  15 ++
 db/schema_migrations/20220127112243           |   1 +
 db/schema_migrations/20220127112412           |   1 +
 db/structure.sql                              |   4 +
 doc/topics/gitlab_flow.md                     |   6 +-
 doc/update/index.md                           |   8 +-
 doc/user/clusters/agent/troubleshooting.md    |   2 +-
 doc/user/permissions.md                       |  17 +-
 doc/user/search/index.md                      |  27 ++-
 lib/container_registry/gitlab_api_client.rb   |   4 +
 lib/container_registry/migration.rb           |   5 +
 lib/gitlab/access.rb                          |   8 +-
 lib/gitlab/project_authorizations.rb          |   2 +-
 locale/gitlab.pot                             |  33 +++
 .../project_members_controller_spec.rb        |   6 +-
 .../merge_request/batch_comments_spec.rb      |  12 +-
 .../user_comments_on_diff_spec.rb             |  45 ++--
 .../merge_request/user_expands_diff_spec.rb   |   4 +-
 ...er_interacts_with_batched_mr_diffs_spec.rb |  43 ++--
 .../user_posts_diff_notes_spec.rb             |  58 +++---
 .../user_sees_avatar_on_diff_notes_spec.rb    |   5 +-
 .../user_sees_deployment_widget_spec.rb       |   6 +-
 .../merge_request/user_sees_diff_spec.rb      |  21 +-
 .../merge_request/user_sees_versions_spec.rb  |  10 +-
 .../user_suggests_changes_on_diff_spec.rb     |  12 +-
 .../merge_requests_finder/params_spec.rb      |  23 +++
 spec/finders/merge_requests_finder_spec.rb    |  16 ++
 .../effective_access_level_finder_spec.rb     |  70 ++-----
 .../boards/components/boards_selector_spec.js | 195 +++++++++---------
 spec/frontend/boards/mock_data.js             |  79 +++++++
 spec/frontend/diffs/components/app_spec.js    |   6 +
 spec/frontend/diffs/store/actions_spec.js     |   2 +-
 .../mixins/discussion_navigation_spec.js      |  29 +--
 .../deployment/deployment_actions_spec.js     |  64 ++++--
 .../deployment/deployment_mock_data.js        |   3 +
 .../lib/gitlab/project_authorizations_spec.rb |  26 +--
 spec/models/container_repository_spec.rb      |  10 +
 spec/models/merge_request_spec.rb             |  14 ++
 spec/models/project_team_spec.rb              |   2 +-
 spec/models/user_spec.rb                      |   2 +-
 spec/requests/api/members_spec.rb             |  29 +--
 ...nd_records_due_for_refresh_service_spec.rb |  24 +--
 .../members/projects/creator_service_spec.rb  |   4 +-
 spec/services/notification_service_spec.rb    |   4 +-
 spec/services/projects/create_service_spec.rb |  36 +---
 ...efresh_authorized_projects_service_spec.rb |  12 +-
 spec/spec_helper.rb                           |   2 -
 .../helpers/merge_request_diff_helpers.rb     |  54 +++++
 .../helpers/note_interaction_helpers.rb       |   4 +-
 ..._on_merge_request_files_shared_examples.rb |   2 +-
 .../namespaces/traversal_scope_examples.rb    |  47 +++++
 .../migration/guard_worker_spec.rb            |  59 +++++-
 94 files changed, 1060 insertions(+), 618 deletions(-)
 create mode 100644 app/assets/javascripts/boards/graphql/group_recent_boards.query.graphql
 create mode 100644 app/assets/javascripts/boards/graphql/project_recent_boards.query.graphql
 delete mode 100644 config/feature_flags/development/diffs_virtual_scrolling.yml
 create mode 100644 config/feature_flags/development/permit_all_shared_groups_for_approval.yml
 rename config/feature_flags/development/{personal_project_owner_with_owner_access.yml => use_traversal_ids_for_self_and_hierarchy_scopes.yml} (73%)
 create mode 100644 db/post_migrate/20220127112243_add_index_to_merge_request_assignees_state.rb
 create mode 100644 db/post_migrate/20220127112412_add_index_to_merge_request_reviewers_state.rb
 create mode 100644 db/schema_migrations/20220127112243
 create mode 100644 db/schema_migrations/20220127112412
 create mode 100644 spec/finders/merge_requests_finder/params_spec.rb

diff --git a/app/assets/javascripts/boards/components/boards_selector.vue b/app/assets/javascripts/boards/components/boards_selector.vue
index 69343cd78d8..6dbb1ea0050 100644
--- a/app/assets/javascripts/boards/components/boards_selector.vue
+++ b/app/assets/javascripts/boards/components/boards_selector.vue
@@ -14,8 +14,6 @@ import { mapActions, mapGetters, mapState } from 'vuex';
 import BoardForm from 'ee_else_ce/boards/components/board_form.vue';
 
 import { getIdFromGraphQLId } from '~/graphql_shared/utils';
-import axios from '~/lib/utils/axios_utils';
-import httpStatusCodes from '~/lib/utils/http_status';
 import { s__ } from '~/locale';
 
 import eventHub from '../eventhub';
@@ -23,6 +21,8 @@ import groupBoardsQuery from '../graphql/group_boards.query.graphql';
 import projectBoardsQuery from '../graphql/project_boards.query.graphql';
 import groupBoardQuery from '../graphql/group_board.query.graphql';
 import projectBoardQuery from '../graphql/project_board.query.graphql';
+import groupRecentBoardsQuery from '../graphql/group_recent_boards.query.graphql';
+import projectRecentBoardsQuery from '../graphql/project_recent_boards.query.graphql';
 
 const MIN_BOARDS_TO_VIEW_RECENT = 10;
 
@@ -40,7 +40,7 @@ export default {
   directives: {
     GlModalDirective,
   },
-  inject: ['fullPath', 'recentBoardsEndpoint'],
+  inject: ['fullPath'],
   props: {
     throttleDuration: {
       type: Number,
@@ -158,6 +158,10 @@ export default {
       this.scrollFadeInitialized = false;
       this.$nextTick(this.setScrollFade);
     },
+    recentBoards() {
+      this.scrollFadeInitialized = false;
+      this.$nextTick(this.setScrollFade);
+    },
   },
   created() {
     eventHub.$on('showBoardModal', this.showPage);
@@ -173,11 +177,11 @@ export default {
     cancel() {
       this.showPage('');
     },
-    boardUpdate(data) {
+    boardUpdate(data, boardType) {
       if (!data?.[this.parentType]) {
         return [];
       }
-      return data[this.parentType].boards.edges.map(({ node }) => ({
+      return data[this.parentType][boardType].edges.map(({ node }) => ({
         id: getIdFromGraphQLId(node.id),
         name: node.name,
       }));
@@ -185,6 +189,9 @@ export default {
     boardQuery() {
       return this.isGroupBoard ? groupBoardsQuery : projectBoardsQuery;
     },
+    recentBoardsQuery() {
+      return this.isGroupBoard ? groupRecentBoardsQuery : projectRecentBoardsQuery;
+    },
     loadBoards(toggleDropdown = true) {
       if (toggleDropdown && this.boards.length > 0) {
         return;
@@ -196,39 +203,20 @@ export default {
         },
         query: this.boardQuery,
         loadingKey: 'loadingBoards',
-        update: this.boardUpdate,
+        update: (data) => this.boardUpdate(data, 'boards'),
       });
 
       this.loadRecentBoards();
     },
     loadRecentBoards() {
-      this.loadingRecentBoards = true;
-      // Follow up to fetch recent boards using GraphQL
-      // https://gitlab.com/gitlab-org/gitlab/-/issues/300985
-      axios
-        .get(this.recentBoardsEndpoint)
-        .then((res) => {
-          this.recentBoards = res.data;
-        })
-        .catch((err) => {
-          /**
-           *  If user is unauthorized we'd still want to resolve the
-           *  request to display all boards.
-           */
-          if (err?.response?.status === httpStatusCodes.UNAUTHORIZED) {
-            this.recentBoards = []; // recent boards are empty
-            return;
-          }
-          throw err;
-        })
-        .then(() => this.$nextTick()) // Wait for boards list in DOM
-        .then(() => {
-          this.setScrollFade();
-        })
-        .catch(() => {})
-        .finally(() => {
-          this.loadingRecentBoards = false;
-        });
+      this.$apollo.addSmartQuery('recentBoards', {
+        variables() {
+          return { fullPath: this.fullPath };
+        },
+        query: this.recentBoardsQuery,
+        loadingKey: 'loadingRecentBoards',
+        update: (data) => this.boardUpdate(data, 'recentIssueBoards'),
+      });
     },
     isScrolledUp() {
       const { content } = this.$refs;
diff --git a/app/assets/javascripts/boards/graphql/group_recent_boards.query.graphql b/app/assets/javascripts/boards/graphql/group_recent_boards.query.graphql
new file mode 100644
index 00000000000..827c08486b1
--- /dev/null
+++ b/app/assets/javascripts/boards/graphql/group_recent_boards.query.graphql
@@ -0,0 +1,14 @@
+#import "ee_else_ce/boards/graphql/board.fragment.graphql"
+
+query group_recent_boards($fullPath: ID!) {
+  group(fullPath: $fullPath) {
+    id
+    recentIssueBoards {
+      edges {
+        node {
+          ...BoardFragment
+        }
+      }
+    }
+  }
+}
diff --git a/app/assets/javascripts/boards/graphql/project_recent_boards.query.graphql b/app/assets/javascripts/boards/graphql/project_recent_boards.query.graphql
new file mode 100644
index 00000000000..4d38e9b0498
--- /dev/null
+++ b/app/assets/javascripts/boards/graphql/project_recent_boards.query.graphql
@@ -0,0 +1,14 @@
+#import "ee_else_ce/boards/graphql/board.fragment.graphql"
+
+query project_recent_boards($fullPath: ID!) {
+  project(fullPath: $fullPath) {
+    id
+    recentIssueBoards {
+      edges {
+        node {
+          ...BoardFragment
+        }
+      }
+    }
+  }
+}
diff --git a/app/assets/javascripts/boards/index.js b/app/assets/javascripts/boards/index.js
index ded3bfded86..9f44380781e 100644
--- a/app/assets/javascripts/boards/index.js
+++ b/app/assets/javascripts/boards/index.js
@@ -144,7 +144,6 @@ export default () => {
   mountMultipleBoardsSwitcher({
     fullPath: $boardApp.dataset.fullPath,
     rootPath: $boardApp.dataset.boardsEndpoint,
-    recentBoardsEndpoint: $boardApp.dataset.recentBoardsEndpoint,
     allowScopedLabels: $boardApp.dataset.scopedLabels,
     labelsManagePath: $boardApp.dataset.labelsManagePath,
   });
diff --git a/app/assets/javascripts/boards/mount_multiple_boards_switcher.js b/app/assets/javascripts/boards/mount_multiple_boards_switcher.js
index 26dd8b99f98..3838b4f2a83 100644
--- a/app/assets/javascripts/boards/mount_multiple_boards_switcher.js
+++ b/app/assets/javascripts/boards/mount_multiple_boards_switcher.js
@@ -24,7 +24,6 @@ export default (params = {}) => {
     provide: {
       fullPath: params.fullPath,
       rootPath: params.rootPath,
-      recentBoardsEndpoint: params.recentBoardsEndpoint,
       allowScopedLabels: params.allowScopedLabels,
       labelsManagePath: params.labelsManagePath,
       allowLabelCreate: parseBoolean(dataset.canAdminBoard),
diff --git a/app/assets/javascripts/diffs/components/app.vue b/app/assets/javascripts/diffs/components/app.vue
index a8ca17ab4dd..5707e4d67f9 100644
--- a/app/assets/javascripts/diffs/components/app.vue
+++ b/app/assets/javascripts/diffs/components/app.vue
@@ -53,6 +53,7 @@ import DiffFile from './diff_file.vue';
 import HiddenFilesWarning from './hidden_files_warning.vue';
 import NoChanges from './no_changes.vue';
 import TreeList from './tree_list.vue';
+import VirtualScrollerScrollSync from './virtual_scroller_scroll_sync';
 
 export default {
   name: 'DiffsApp',
@@ -62,8 +63,7 @@ export default {
     DynamicScrollerItem: () =>
       import('vendor/vue-virtual-scroller').then(({ DynamicScrollerItem }) => DynamicScrollerItem),
     PreRenderer: () => import('./pre_renderer.vue').then((PreRenderer) => PreRenderer),
-    VirtualScrollerScrollSync: () =>
-      import('./virtual_scroller_scroll_sync').then((VSSSync) => VSSSync),
+    VirtualScrollerScrollSync,
     CompareVersions,
     DiffFile,
     NoChanges,
@@ -406,10 +406,8 @@ export default {
     this.unsubscribeFromEvents();
     this.removeEventListeners();
 
-    if (window.gon?.features?.diffsVirtualScrolling) {
-      diffsEventHub.$off('scrollToFileHash', this.scrollVirtualScrollerToFileHash);
-      diffsEventHub.$off('scrollToIndex', this.scrollVirtualScrollerToIndex);
-    }
+    diffsEventHub.$off('scrollToFileHash', this.scrollVirtualScrollerToFileHash);
+    diffsEventHub.$off('scrollToIndex', this.scrollVirtualScrollerToIndex);
   },
   methods: {
     ...mapActions(['startTaskList']),
@@ -522,32 +520,27 @@ export default {
         );
       }
 
-      if (
-        window.gon?.features?.diffsVirtualScrolling ||
-        window.gon?.features?.usageDataDiffSearches
-      ) {
-        let keydownTime;
-        Mousetrap.bind(['mod+f', 'mod+g'], () => {
-          keydownTime = new Date().getTime();
-        });
+      let keydownTime;
+      Mousetrap.bind(['mod+f', 'mod+g'], () => {
+        keydownTime = new Date().getTime();
+      });
 
-        window.addEventListener('blur', () => {
-          if (keydownTime) {
-            const delta = new Date().getTime() - keydownTime;
+      window.addEventListener('blur', () => {
+        if (keydownTime) {
+          const delta = new Date().getTime() - keydownTime;
 
-            // To make sure the user is using the find function we need to wait for blur
-            // and max 1000ms to be sure it the search box is filtered
-            if (delta >= 0 && delta < 1000) {
-              this.disableVirtualScroller();
+          // To make sure the user is using the find function we need to wait for blur
+          // and max 1000ms to be sure it the search box is filtered
+          if (delta >= 0 && delta < 1000) {
+            this.disableVirtualScroller();
 
-              if (window.gon?.features?.usageDataDiffSearches) {
-                api.trackRedisHllUserEvent('i_code_review_user_searches_diff');
-                api.trackRedisCounterEvent('diff_searches');
-              }
+            if (window.gon?.features?.usageDataDiffSearches) {
+              api.trackRedisHllUserEvent('i_code_review_user_searches_diff');
+              api.trackRedisCounterEvent('diff_searches');
             }
           }
-        });
-      }
+        }
+      });
     },
     removeEventListeners() {
       Mousetrap.unbind(keysFor(MR_PREVIOUS_FILE_IN_DIFF));
@@ -589,8 +582,6 @@ export default {
       this.virtualScrollCurrentIndex = -1;
     },
     scrollVirtualScrollerToDiffNote() {
-      if (!window.gon?.features?.diffsVirtualScrolling) return;
-
       const id = window?.location?.hash;
 
       if (id.startsWith('#note_')) {
@@ -605,11 +596,7 @@ export default {
       }
     },
     subscribeToVirtualScrollingEvents() {
-      if (
-        window.gon?.features?.diffsVirtualScrolling &&
-        this.shouldShow &&
-        !this.subscribedToVirtualScrollingEvents
-      ) {
+      if (this.shouldShow && !this.subscribedToVirtualScrollingEvents) {
         diffsEventHub.$on('scrollToFileHash', this.scrollVirtualScrollerToFileHash);
         diffsEventHub.$on('scrollToIndex', this.scrollVirtualScrollerToIndex);
 
diff --git a/app/assets/javascripts/diffs/components/diff_file_header.vue b/app/assets/javascripts/diffs/components/diff_file_header.vue
index 0e8506cd896..3cf1f69b08c 100644
--- a/app/assets/javascripts/diffs/components/diff_file_header.vue
+++ b/app/assets/javascripts/diffs/components/diff_file_header.vue
@@ -209,7 +209,7 @@ export default {
       handler(val) {
         const el = this.$el.closest('.vue-recycle-scroller__item-view');
 
-        if (this.glFeatures.diffsVirtualScrolling && el) {
+        if (el) {
           // We can't add a style with Vue because of the way the virtual
           // scroller library renders the diff files
           el.style.zIndex = val ? '1' : null;
diff --git a/app/assets/javascripts/diffs/constants.js b/app/assets/javascripts/diffs/constants.js
index c2eefad8f40..bbe27c0dbd6 100644
--- a/app/assets/javascripts/diffs/constants.js
+++ b/app/assets/javascripts/diffs/constants.js
@@ -29,8 +29,6 @@ export const UNFOLD_COUNT = 20;
 export const COUNT_OF_AVATARS_IN_GUTTER = 3;
 export const LENGTH_OF_AVATAR_TOOLTIP = 17;
 
-export const LINES_TO_BE_RENDERED_DIRECTLY = 100;
-
 export const DIFF_FILE_SYMLINK_MODE = '120000';
 export const DIFF_FILE_DELETED_MODE = '0';
 
diff --git a/app/assets/javascripts/diffs/index.js b/app/assets/javascripts/diffs/index.js
index dfe29e767c9..1691da34c6d 100644
--- a/app/assets/javascripts/diffs/index.js
+++ b/app/assets/javascripts/diffs/index.js
@@ -1,8 +1,7 @@
 import Vue from 'vue';
 import { mapActions, mapState, mapGetters } from 'vuex';
-import { getCookie, setCookie, parseBoolean, removeCookie } from '~/lib/utils/common_utils';
+import { getCookie, parseBoolean, removeCookie } from '~/lib/utils/common_utils';
 
-import { getParameterValues } from '~/lib/utils/url_utility';
 import eventHub from '../notes/event_hub';
 import diffsApp from './components/app.vue';
 
@@ -74,11 +73,6 @@ export default function initDiffsApp(store) {
           trackClick: false,
         });
       }
-
-      const vScrollingParam = getParameterValues('virtual_scrolling')[0];
-      if (vScrollingParam === 'false' || vScrollingParam === 'true') {
-        setCookie('diffs_virtual_scrolling', vScrollingParam);
-      }
     },
     methods: {
       ...mapActions('diffs', ['setRenderTreeList', 'setShowWhitespace']),
diff --git a/app/assets/javascripts/diffs/store/actions.js b/app/assets/javascripts/diffs/store/actions.js
index 572949e585a..e967be23f42 100644
--- a/app/assets/javascripts/diffs/store/actions.js
+++ b/app/assets/javascripts/diffs/store/actions.js
@@ -125,7 +125,7 @@ export const fetchDiffFilesBatch = ({ commit, state, dispatch }) => {
         commit(types.SET_DIFF_DATA_BATCH, { diff_files });
         commit(types.SET_BATCH_LOADING_STATE, 'loaded');
 
-        if (window.gon?.features?.diffsVirtualScrolling && !scrolledVirtualScroller) {
+        if (!scrolledVirtualScroller) {
           const index = state.diffFiles.findIndex(
             (f) =>
               f.file_hash === hash || f[INLINE_DIFF_LINES_KEY].find((l) => l.line_code === hash),
@@ -195,9 +195,7 @@ export const fetchDiffFilesBatch = ({ commit, state, dispatch }) => {
         commit(types.SET_BATCH_LOADING_STATE, 'error');
       });
 
-  return getBatch().then(
-    () => !window.gon?.features?.diffsVirtualScrolling && handleLocationHash(),
-  );
+  return getBatch();
 };
 
 export const fetchDiffFilesMeta = ({ commit, state }) => {
@@ -529,7 +527,7 @@ export const setCurrentFileHash = ({ commit }, hash) => {
   commit(types.SET_CURRENT_DIFF_FILE, hash);
 };
 
-export const scrollToFile = ({ state, commit, getters }, { path, setHash = true }) => {
+export const scrollToFile = ({ state, commit, getters }, { path }) => {
   if (!state.treeEntries[path]) return;
 
   const { fileHash } = state.treeEntries[path];
@@ -539,11 +537,9 @@ export const scrollToFile = ({ state, commit, getters }, { path, setHash = true
   if (getters.isVirtualScrollingEnabled) {
     eventHub.$emit('scrollToFileHash', fileHash);
 
-    if (setHash) {
-      setTimeout(() => {
-        window.history.replaceState(null, null, `#${fileHash}`);
-      });
-    }
+    setTimeout(() => {
+      window.history.replaceState(null, null, `#${fileHash}`);
+    });
   } else {
     document.location.hash = fileHash;
 
diff --git a/app/assets/javascripts/diffs/store/getters.js b/app/assets/javascripts/diffs/store/getters.js
index 83c7f8c814b..3a85c1a9fe1 100644
--- a/app/assets/javascripts/diffs/store/getters.js
+++ b/app/assets/javascripts/diffs/store/getters.js
@@ -1,6 +1,5 @@
-import { getCookie } from '~/lib/utils/common_utils';
-import { getParameterValues } from '~/lib/utils/url_utility';
 import { __, n__ } from '~/locale';
+import { getParameterValues } from '~/lib/utils/url_utility';
 import {
   PARALLEL_DIFF_VIEW_TYPE,
   INLINE_DIFF_VIEW_TYPE,
@@ -175,21 +174,11 @@ export function suggestionCommitMessage(state, _, rootState) {
 }
 
 export const isVirtualScrollingEnabled = (state) => {
-  const vSrollerCookie = getCookie('diffs_virtual_scrolling');
-
-  if (state.disableVirtualScroller) {
+  if (state.disableVirtualScroller || getParameterValues('virtual_scrolling')[0] === 'false') {
     return false;
   }
 
-  if (vSrollerCookie) {
-    return vSrollerCookie === 'true';
-  }
-
-  return (
-    !state.viewDiffsFileByFile &&
-    (window.gon?.features?.diffsVirtualScrolling ||
-      getParameterValues('virtual_scrolling')[0] === 'true')
-  );
+  return !state.viewDiffsFileByFile;
 };
 
 export const isBatchLoading = (state) => state.batchLoadingState === 'loading';
diff --git a/app/assets/javascripts/diffs/store/utils.js b/app/assets/javascripts/diffs/store/utils.js
index 3f1af68e37a..f2028892a5f 100644
--- a/app/assets/javascripts/diffs/store/utils.js
+++ b/app/assets/javascripts/diffs/store/utils.js
@@ -9,7 +9,6 @@ import {
   NEW_LINE_TYPE,
   OLD_LINE_TYPE,
   MATCH_LINE_TYPE,
-  LINES_TO_BE_RENDERED_DIRECTLY,
   INLINE_DIFF_LINES_KEY,
   CONFLICT_OUR,
   CONFLICT_THEIR,
@@ -380,16 +379,9 @@ function prepareDiffFileLines(file) {
   return file;
 }
 
-function finalizeDiffFile(file, index) {
-  let renderIt = Boolean(window.gon?.features?.diffsVirtualScrolling);
-
-  if (!window.gon?.features?.diffsVirtualScrolling) {
-    renderIt =
-      index < 3 ? file[INLINE_DIFF_LINES_KEY].length < LINES_TO_BE_RENDERED_DIRECTLY : false;
-  }
-
+function finalizeDiffFile(file) {
   Object.assign(file, {
-    renderIt,
+    renderIt: true,
     isShowingFullFile: false,
     isLoadingFullFile: false,
     discussions: [],
@@ -417,15 +409,13 @@ export function prepareDiffData({ diff, priorFiles = [], meta = false }) {
     .map((file, index, allFiles) => prepareRawDiffFile({ file, allFiles, meta }))
     .map(ensureBasicDiffFileLines)
     .map(prepareDiffFileLines)
-    .map((file, index) => finalizeDiffFile(file, priorFiles.length + index));
+    .map((file) => finalizeDiffFile(file));
 
   return deduplicateFilesList([...priorFiles, ...cleanedFiles]);
 }
 
 export function getDiffPositionByLineCode(diffFiles) {
-  let lines = [];
-
-  lines = diffFiles.reduce((acc, diffFile) => {
+  const lines = diffFiles.reduce((acc, diffFile) => {
     diffFile[INLINE_DIFF_LINES_KEY].forEach((line) => {
       acc.push({ file: diffFile, line });
     });
diff --git a/app/assets/javascripts/filtered_search/add_extra_tokens_for_merge_requests.js b/app/assets/javascripts/filtered_search/add_extra_tokens_for_merge_requests.js
index d00e6e59cf5..28a3c54cc8f 100644
--- a/app/assets/javascripts/filtered_search/add_extra_tokens_for_merge_requests.js
+++ b/app/assets/javascripts/filtered_search/add_extra_tokens_for_merge_requests.js
@@ -13,6 +13,21 @@ export default (IssuableTokenKeys, disableTargetBranchFilter = false) => {
   IssuableTokenKeys.tokenKeys.splice(2, 0, reviewerToken);
   IssuableTokenKeys.tokenKeysWithAlternative.splice(2, 0, reviewerToken);
 
+  if (window.gon?.features?.mrAttentionRequests) {
+    const attentionRequestedToken = {
+      formattedKey: __('Attention'),
+      key: 'attention',
+      type: 'string',
+      param: '',
+      symbol: '@',
+      icon: 'user',
+      tag: '@attention',
+      hideNotEqual: true,
+    };
+    IssuableTokenKeys.tokenKeys.splice(2, 0, attentionRequestedToken);
+    IssuableTokenKeys.tokenKeysWithAlternative.splice(2, 0, attentionRequestedToken);
+  }
+
   const draftToken = {
     token: {
       formattedKey: __('Draft'),
diff --git a/app/assets/javascripts/filtered_search/available_dropdown_mappings.js b/app/assets/javascripts/filtered_search/available_dropdown_mappings.js
index 3cd4d48a4a3..09cef74477c 100644
--- a/app/assets/javascripts/filtered_search/available_dropdown_mappings.js
+++ b/app/assets/javascripts/filtered_search/available_dropdown_mappings.js
@@ -77,6 +77,11 @@ export default class AvailableDropdownMappings {
         gl: DropdownUser,
         element: this.container.querySelector('#js-dropdown-reviewer'),
       },
+      attention: {
+        reference: null,
+        gl: DropdownUser,
+        element: this.container.getElementById('js-dropdown-attention-requested'),
+      },
       'approved-by': {
         reference: null,
         gl: DropdownUser,
diff --git a/app/assets/javascripts/filtered_search/constants.js b/app/assets/javascripts/filtered_search/constants.js
index e2d6936acbd..f8b5910de9e 100644
--- a/app/assets/javascripts/filtered_search/constants.js
+++ b/app/assets/javascripts/filtered_search/constants.js
@@ -1,4 +1,4 @@
-export const USER_TOKEN_TYPES = ['author', 'assignee', 'approved-by', 'reviewer'];
+export const USER_TOKEN_TYPES = ['author', 'assignee', 'approved-by', 'reviewer', 'attention'];
 
 export const DROPDOWN_TYPE = {
   hint: 'hint',
diff --git a/app/assets/javascripts/notes/mixins/discussion_navigation.js b/app/assets/javascripts/notes/mixins/discussion_navigation.js
index ad529eb99b6..93236b05100 100644
--- a/app/assets/javascripts/notes/mixins/discussion_navigation.js
+++ b/app/assets/javascripts/notes/mixins/discussion_navigation.js
@@ -3,8 +3,6 @@ import { scrollToElementWithContext, scrollToElement } from '~/lib/utils/common_
 import { updateHistory } from '../../lib/utils/url_utility';
 import eventHub from '../event_hub';
 
-const isDiffsVirtualScrollingEnabled = () => window.gon?.features?.diffsVirtualScrolling;
-
 /**
  * @param {string} selector
  * @returns {boolean}
@@ -15,7 +13,7 @@ function scrollTo(selector, { withoutContext = false } = {}) {
 
   if (el) {
     scrollFunction(el, {
-      behavior: isDiffsVirtualScrollingEnabled() ? 'auto' : 'smooth',
+      behavior: 'auto',
     });
     return true;
   }
@@ -31,7 +29,7 @@ function updateUrlWithNoteId(noteId) {
     replace: true,
   };
 
-  if (noteId && isDiffsVirtualScrollingEnabled()) {
+  if (noteId) {
     // Temporarily mask the ID to avoid the browser default
     //    scrolling taking over which is broken with virtual
     //    scrolling enabled.
@@ -115,17 +113,13 @@ function handleDiscussionJump(self, fn, discussionId = self.currentDiscussionId)
   const isDiffView = window.mrTabs.currentAction === 'diffs';
   const targetId = fn(discussionId, isDiffView);
   const discussion = self.getDiscussion(targetId);
-  const setHash = !isDiffView && !isDiffsVirtualScrollingEnabled();
   const discussionFilePath = discussion?.diff_file?.file_path;
 
-  if (isDiffsVirtualScrollingEnabled()) {
-    window.location.hash = '';
-  }
+  window.location.hash = '';
 
   if (discussionFilePath) {
     self.scrollToFile({
       path: discussionFilePath,
-      setHash,
     });
   }
 
diff --git a/app/assets/javascripts/vue_merge_request_widget/components/deployment/deployment_actions.vue b/app/assets/javascripts/vue_merge_request_widget/components/deployment/deployment_actions.vue
index 5ef7c2f72e0..7ba387c79b1 100644
--- a/app/assets/javascripts/vue_merge_request_widget/components/deployment/deployment_actions.vue
+++ b/app/assets/javascripts/vue_merge_request_widget/components/deployment/deployment_actions.vue
@@ -1,5 +1,6 @@
 <script>
 import createFlash from '~/flash';
+import { confirmAction } from '~/lib/utils/confirm_via_gl_modal/confirm_via_gl_modal';
 import { visitUrl } from '~/lib/utils/url_utility';
 import { __, s__ } from '~/locale';
 import glFeatureFlagsMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
@@ -79,6 +80,7 @@ export default {
     [STOPPING]: {
       actionName: STOPPING,
       buttonText: s__('MrDeploymentActions|Stop environment'),
+      buttonVariant: 'danger',
       busyText: __('This environment is being deployed'),
       confirmMessage: __('Are you sure you want to stop this environment?'),
       errorMessage: __('Something went wrong while stopping this environment. Please try again.'),
@@ -86,6 +88,7 @@ export default {
     [DEPLOYING]: {
       actionName: DEPLOYING,
       buttonText: s__('MrDeploymentActions|Deploy'),
+      buttonVariant: 'confirm',
       busyText: __('This environment is being deployed'),
       confirmMessage: __('Are you sure you want to deploy this environment?'),
       errorMessage: __('Something went wrong while deploying this environment. Please try again.'),
@@ -93,14 +96,27 @@ export default {
     [REDEPLOYING]: {
       actionName: REDEPLOYING,
       buttonText: s__('MrDeploymentActions|Re-deploy'),
+      buttonVariant: 'confirm',
       busyText: __('This environment is being re-deployed'),
       confirmMessage: __('Are you sure you want to re-deploy this environment?'),
       errorMessage: __('Something went wrong while deploying this environment. Please try again.'),
     },
   },
   methods: {
-    executeAction(endpoint, { actionName, confirmMessage, errorMessage }) {
-      const isConfirmed = confirm(confirmMessage); //eslint-disable-line
+    async executeAction(
+      endpoint,
+      {
+        actionName,
+        buttonText: primaryBtnText,
+        buttonVariant: primaryBtnVariant,
+        confirmMessage,
+        errorMessage,
+      },
+    ) {
+      const isConfirmed = await confirmAction(confirmMessage, {
+        primaryBtnVariant,
+        primaryBtnText,
+      });
 
       if (isConfirmed) {
         this.actionInProgress = actionName;
diff --git a/app/assets/stylesheets/utilities.scss b/app/assets/stylesheets/utilities.scss
index eb9f7829436..d6aa63be996 100644
--- a/app/assets/stylesheets/utilities.scss
+++ b/app/assets/stylesheets/utilities.scss
@@ -278,3 +278,33 @@ $gl-line-height-42: px-to-rem(42px);
 .gl-pr-10 {
   padding-right: $gl-spacing-scale-10;
 }
+
+/* Will be moved to @gitlab/ui by https://gitlab.com/gitlab-org/gitlab-ui/-/issues/1709 */
+.gl-md-grid-template-columns-2 {
+  @include media-breakpoint-up(md) {
+    grid-template-columns: 1fr 1fr;
+  }
+}
+
+.gl-gap-6 {
+  gap: $gl-spacing-scale-6;
+}
+
+$gl-spacing-scale-48: 48 * $grid-size;
+
+.gl-max-w-48 {
+  max-width: $gl-spacing-scale-48;
+}
+
+$gl-spacing-scale-75: 75 * $grid-size;
+
+.gl-max-w-75 {
+  max-width: $gl-spacing-scale-75;
+}
+
+.gl-md-pt-11 {
+  @include media-breakpoint-up(md) {
+    padding-top: $gl-spacing-scale-11 !important; // only need !important for now so that it overrides styles from @gitlab/ui which currently take precedence
+  }
+}
+/* End gitlab-ui#1709 */
diff --git a/app/controllers/dashboard_controller.rb b/app/controllers/dashboard_controller.rb
index 2ecd17db487..f94da77609f 100644
--- a/app/controllers/dashboard_controller.rb
+++ b/app/controllers/dashboard_controller.rb
@@ -20,6 +20,10 @@ class DashboardController < Dashboard::ApplicationController
 
   urgency :low, [:merge_requests]
 
+  before_action only: [:merge_requests] do
+    push_frontend_feature_flag(:mr_attention_requests, default_enabled: :yaml)
+  end
+
   def activity
     respond_to do |format|
       format.html
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index b85ed29cc2a..05452ef6578 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -30,6 +30,10 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
   before_action :set_issuables_index, only: [:index]
   before_action :authenticate_user!, only: [:assign_related_issues]
   before_action :check_user_can_push_to_source_branch!, only: [:rebase]
+  before_action only: [:index, :show] do
+    push_frontend_feature_flag(:mr_attention_requests, project, default_enabled: :yaml)
+  end
+
   before_action only: [:show] do
     push_frontend_feature_flag(:file_identifier_hash)
     push_frontend_feature_flag(:merge_request_widget_graphql, @project, default_enabled: :yaml)
@@ -38,9 +42,7 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
     push_frontend_feature_flag(:paginated_notes, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:confidential_notes, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:improved_emoji_picker, project, default_enabled: :yaml)
-    push_frontend_feature_flag(:diffs_virtual_scrolling, project, default_enabled: :yaml)
     push_frontend_feature_flag(:restructured_mr_widget, project, default_enabled: :yaml)
-    push_frontend_feature_flag(:mr_attention_requests, project, default_enabled: :yaml)
     push_frontend_feature_flag(:refactor_mr_widgets_extensions, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:rebase_without_ci_ui, @project, default_enabled: :yaml)
     push_frontend_feature_flag(:rearrange_pipelines_table, project, default_enabled: :yaml)
@@ -50,6 +52,10 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
     push_frontend_feature_flag(:usage_data_diff_searches, @project, default_enabled: :yaml)
   end
 
+  before_action do
+    push_frontend_feature_flag(:permit_all_shared_groups_for_approval, @project, default_enabled: :yaml)
+  end
+
   around_action :allow_gitaly_ref_name_caching, only: [:index, :show, :discussions]
 
   after_action :log_merge_request_show, only: [:show]
diff --git a/app/finders/merge_requests_finder.rb b/app/finders/merge_requests_finder.rb
index 81e4ab7014d..06feefb9059 100644
--- a/app/finders/merge_requests_finder.rb
+++ b/app/finders/merge_requests_finder.rb
@@ -44,7 +44,8 @@ class MergeRequestsFinder < IssuableFinder
       :reviewer_id,
       :reviewer_username,
       :target_branch,
-      :wip
+      :wip,
+      :attention
     ]
   end
 
@@ -69,6 +70,7 @@ class MergeRequestsFinder < IssuableFinder
     items = by_approvals(items)
     items = by_deployments(items)
     items = by_reviewer(items)
+    items = by_attention(items)
 
     by_source_project_id(items)
   end
@@ -218,6 +220,12 @@ class MergeRequestsFinder < IssuableFinder
     end
   end
 
+  def by_attention(items)
+    return items unless params.attention?
+
+    items.attention(params.attention)
+  end
+
   def parse_datetime(input)
     # To work around http://www.ruby-lang.org/en/news/2021/11/15/date-parsing-method-regexp-dos-cve-2021-41817/
     DateTime.parse(input.byteslice(0, 128)) if input
diff --git a/app/finders/merge_requests_finder/params.rb b/app/finders/merge_requests_finder/params.rb
index e44e96054d3..1c6a425c8af 100644
--- a/app/finders/merge_requests_finder/params.rb
+++ b/app/finders/merge_requests_finder/params.rb
@@ -21,5 +21,11 @@ class MergeRequestsFinder
         end
       end
     end
+
+    def attention
+      strong_memoize(:attention) do
+        User.find_by_username(params[:attention])
+      end
+    end
   end
 end
diff --git a/app/finders/projects/members/effective_access_level_finder.rb b/app/finders/projects/members/effective_access_level_finder.rb
index d17609ff59f..4538fc4c855 100644
--- a/app/finders/projects/members/effective_access_level_finder.rb
+++ b/app/finders/projects/members/effective_access_level_finder.rb
@@ -40,7 +40,7 @@ module Projects
         avenues = [authorizable_project_members]
 
         avenues << if project.personal?
-                     project_owner
+                     project_owner_acting_as_maintainer
                    else
                      authorizable_group_members
                    end
@@ -85,15 +85,9 @@ module Projects
         Member.from_union(members)
       end
 
-      # workaround until we migrate Project#owners to have membership with
-      # OWNER access level
-      def project_owner
+      def project_owner_acting_as_maintainer
         user_id = project.namespace.owner.id
-        access_level = if ::Feature.enabled?(:personal_project_owner_with_owner_access, default_enabled: :yaml)
-                         Gitlab::Access::OWNER
-                       else
-                         Gitlab::Access::MAINTAINER
-                       end
+        access_level = Gitlab::Access::MAINTAINER
 
         Member
           .from(generate_from_statement([[user_id, access_level]])) # rubocop: disable CodeReuse/ActiveRecord
diff --git a/app/helpers/boards_helper.rb b/app/helpers/boards_helper.rb
index 57da04b38cc..28cd61e10d9 100644
--- a/app/helpers/boards_helper.rb
+++ b/app/helpers/boards_helper.rb
@@ -17,7 +17,6 @@ module BoardsHelper
       can_update: can_update?.to_s,
       can_admin_list: can_admin_list?.to_s,
       time_tracking_limit_to_hours: Gitlab::CurrentSettings.time_tracking_limit_to_hours.to_s,
-      recent_boards_endpoint: recent_boards_path,
       parent: current_board_parent.model_name.param_key,
       group_id: group_id,
       labels_filter_base_path: build_issue_link_base,
@@ -128,10 +127,6 @@ module BoardsHelper
     }
   end
 
-  def recent_boards_path
-    recent_project_boards_path(@project) if current_board_parent.is_a?(Project)
-  end
-
   def serializer
     CurrentBoardSerializer.new
   end
diff --git a/app/models/concerns/select_for_project_authorization.rb b/app/models/concerns/select_for_project_authorization.rb
index e176e29f9d9..49342e30db6 100644
--- a/app/models/concerns/select_for_project_authorization.rb
+++ b/app/models/concerns/select_for_project_authorization.rb
@@ -8,14 +8,8 @@ module SelectForProjectAuthorization
       select("projects.id AS project_id", "members.access_level")
     end
 
-    # workaround until we migrate Project#owners to have membership with
-    # OWNER access level
-    def select_project_owner_for_project_authorization
-      if ::Feature.enabled?(:personal_project_owner_with_owner_access, default_enabled: :yaml)
-        select(["projects.id AS project_id", "#{Gitlab::Access::OWNER} AS access_level"])
-      else
-        select(["projects.id AS project_id", "#{Gitlab::Access::MAINTAINER} AS access_level"])
-      end
+    def select_as_maintainer_for_project_authorization
+      select(["projects.id AS project_id", "#{Gitlab::Access::MAINTAINER} AS access_level"])
     end
   end
 end
diff --git a/app/models/container_repository.rb b/app/models/container_repository.rb
index 7e28c9e079f..38bd8143bf7 100644
--- a/app/models/container_repository.rb
+++ b/app/models/container_repository.rb
@@ -274,9 +274,7 @@ class ContainerRepository < ApplicationRecord
   def retry_aborted_migration
     return unless migration_state == 'import_aborted'
 
-    import_status = gitlab_api_client.import_status(self.path)
-
-    case import_status
+    case external_import_status
     when 'native'
       raise NativeImportError
     when 'import_in_progress'
@@ -322,6 +320,12 @@ class ContainerRepository < ApplicationRecord
     [migration_pre_import_done_at, migration_import_done_at, migration_aborted_at].compact.max
   end
 
+  def external_import_status
+    strong_memoize(:import_status) do
+      gitlab_api_client.import_status(self.path)
+    end
+  end
+
   # rubocop: disable CodeReuse/ServiceClass
   def registry
     @registry ||= begin
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index 3826e496320..29540cbde2f 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -406,6 +406,17 @@ class MergeRequest < ApplicationRecord
     )
   end
 
+  scope :attention, ->(user) do
+    # rubocop: disable Gitlab/Union
+    union = Gitlab::SQL::Union.new([
+      MergeRequestReviewer.select(:merge_request_id).where(user_id: user.id, state: MergeRequestReviewer.states[:attention_requested]),
+      MergeRequestAssignee.select(:merge_request_id).where(user_id: user.id, state: MergeRequestAssignee.states[:attention_requested])
+    ])
+    # rubocop: enable Gitlab/Union
+
+    with(Gitlab::SQL::CTE.new(:reviewers_and_assignees, union).to_arel).where('merge_requests.id in (select merge_request_id from reviewers_and_assignees)')
+  end
+
   def self.total_time_to_merge
     join_metrics
       .merge(MergeRequest::Metrics.with_valid_time_to_merge)
diff --git a/app/models/namespaces/traversal/linear_scopes.rb b/app/models/namespaces/traversal/linear_scopes.rb
index fed86c020dd..09d69a5f77a 100644
--- a/app/models/namespaces/traversal/linear_scopes.rb
+++ b/app/models/namespaces/traversal/linear_scopes.rb
@@ -75,6 +75,12 @@ module Namespaces
           end
         end
 
+        def self_and_hierarchy
+          return super unless use_traversal_ids_for_self_and_hierarchy_scopes?
+
+          unscoped.from_union([all.self_and_ancestors, all.self_and_descendants(include_self: false)])
+        end
+
         def order_by_depth(hierarchy_order)
           return all unless hierarchy_order
 
@@ -114,6 +120,11 @@ module Namespaces
           use_traversal_ids?
         end
 
+        def use_traversal_ids_for_self_and_hierarchy_scopes?
+          Feature.enabled?(:use_traversal_ids_for_self_and_hierarchy_scopes, default_enabled: :yaml) &&
+            use_traversal_ids?
+        end
+
         def self_and_descendants_with_comparison_operators(include_self: true)
           base = all.select(
             :traversal_ids,
diff --git a/app/models/namespaces/traversal/recursive_scopes.rb b/app/models/namespaces/traversal/recursive_scopes.rb
index 583c53f8221..c6f09a4d134 100644
--- a/app/models/namespaces/traversal/recursive_scopes.rb
+++ b/app/models/namespaces/traversal/recursive_scopes.rb
@@ -53,6 +53,11 @@ module Namespaces
           self_and_descendants(include_self: include_self).as_ids
         end
         alias_method :recursive_self_and_descendant_ids, :self_and_descendant_ids
+
+        def self_and_hierarchy
+          Gitlab::ObjectHierarchy.new(all).all_objects
+        end
+        alias_method :recursive_self_and_hierarchy, :self_and_hierarchy
       end
     end
   end
diff --git a/app/models/project.rb b/app/models/project.rb
index 87913d53280..512c6ac1acb 100644
--- a/app/models/project.rb
+++ b/app/models/project.rb
@@ -459,7 +459,7 @@ class Project < ApplicationRecord
   delegate :name, to: :owner, allow_nil: true, prefix: true
   delegate :members, to: :team, prefix: true
   delegate :add_user, :add_users, to: :team
-  delegate :add_guest, :add_reporter, :add_developer, :add_maintainer, :add_owner, :add_role, to: :team
+  delegate :add_guest, :add_reporter, :add_developer, :add_maintainer, :add_role, to: :team
   delegate :group_runners_enabled, :group_runners_enabled=, to: :ci_cd_settings, allow_nil: true
   delegate :root_ancestor, to: :namespace, allow_nil: true
   delegate :last_pipeline, to: :commit, allow_nil: true
diff --git a/app/models/project_team.rb b/app/models/project_team.rb
index ee5ecc2dd3c..c3c7508df9f 100644
--- a/app/models/project_team.rb
+++ b/app/models/project_team.rb
@@ -23,10 +23,6 @@ class ProjectTeam
     add_user(user, :maintainer, current_user: current_user)
   end
 
-  def add_owner(user, current_user: nil)
-    add_user(user, :owner, current_user: current_user)
-  end
-
   def add_role(user, role, current_user: nil)
     public_send(:"add_#{role}", user, current_user: current_user) # rubocop:disable GitlabSecurity/PublicSend
   end
@@ -107,9 +103,7 @@ class ProjectTeam
       if group
         group.owners
       else
-        # workaround until we migrate Project#owners to have membership with
-        # OWNER access level
-        Array.wrap(fetch_members(Gitlab::Access::OWNER)) | Array.wrap(project.owner)
+        [project.owner]
       end
   end
 
diff --git a/app/services/members/projects/creator_service.rb b/app/services/members/projects/creator_service.rb
index 4dba81acf73..2e974177075 100644
--- a/app/services/members/projects/creator_service.rb
+++ b/app/services/members/projects/creator_service.rb
@@ -4,7 +4,7 @@ module Members
   module Projects
     class CreatorService < Members::CreatorService
       def self.access_levels
-        Gitlab::Access.sym_options_with_owner
+        Gitlab::Access.sym_options
       end
 
       private
diff --git a/app/services/notification_recipients/builder/project_maintainers.rb b/app/services/notification_recipients/builder/project_maintainers.rb
index a295929a1a9..e8f22c00a83 100644
--- a/app/services/notification_recipients/builder/project_maintainers.rb
+++ b/app/services/notification_recipients/builder/project_maintainers.rb
@@ -14,7 +14,6 @@ module NotificationRecipients
         return [] unless project
 
         add_recipients(project.team.maintainers, :mention, nil)
-        add_recipients(project.team.owners, :mention, nil)
       end
 
       def acting_user
diff --git a/app/services/projects/create_service.rb b/app/services/projects/create_service.rb
index ecae90e576d..c885369dfec 100644
--- a/app/services/projects/create_service.rb
+++ b/app/services/projects/create_service.rb
@@ -147,11 +147,7 @@ module Projects
           priority: UserProjectAccessChangedService::LOW_PRIORITY
         )
       else
-        if ::Feature.enabled?(:personal_project_owner_with_owner_access, default_enabled: :yaml)
-          @project.add_owner(@project.namespace.owner, current_user: current_user)
-        else
-          @project.add_maintainer(@project.namespace.owner, current_user: current_user)
-        end
+        @project.add_maintainer(@project.namespace.owner, current_user: current_user)
       end
     end
 
diff --git a/app/views/layouts/header/_default.html.haml b/app/views/layouts/header/_default.html.haml
index 81a3dc5e4ab..990f40d6aa2 100644
--- a/app/views/layouts/header/_default.html.haml
+++ b/app/views/layouts/header/_default.html.haml
@@ -107,7 +107,7 @@
                 -# We'll eventually migrate to .gl-display-none: https://gitlab.com/gitlab-org/gitlab/-/issues/351792.
                 = gl_badge_tag({ size: :sm, variant: :info }, { class: "js-todos-count gl-ml-n2#{(' hidden' if todos_pending_count == 0)}", "aria-label": _("Todos count") }) do
                   = todos_count_format(todos_pending_count)
-          %li.nav-item.header-help.dropdown.d-none.d-md-block{ **tracking_attrs('main_navigation', 'click_question_mark_link', 'navigation') }
+          %li.nav-item.header-help.dropdown.d-none.d-md-block{ data: { track_action: 'click_question_mark_link', track_label: 'main_navigation', track_property: 'navigation', track_experiment: 'cross_stage_fdm' } }
             = link_to help_path, class: 'header-help-dropdown-toggle gl-relative', data: { toggle: "dropdown" } do
               %span.gl-sr-only
                 = s_('Nav|Help')
diff --git a/app/views/layouts/header/_help_dropdown.html.haml b/app/views/layouts/header/_help_dropdown.html.haml
index 738bca2f2cc..3a8f9c1ae8d 100644
--- a/app/views/layouts/header/_help_dropdown.html.haml
+++ b/app/views/layouts/header/_help_dropdown.html.haml
@@ -1,6 +1,7 @@
 %ul
   - if current_user_menu?(:help)
     = render 'layouts/header/gitlab_version'
+    = render_if_exists 'layouts/header/help_dropdown/cross_stage_fdm'
     = render 'layouts/header/whats_new_dropdown_item'
     %li
       = link_to _("Help"), help_path
diff --git a/app/views/shared/issuable/_search_bar.html.haml b/app/views/shared/issuable/_search_bar.html.haml
index 88ebf563e1b..b02c6b65359 100644
--- a/app/views/shared/issuable/_search_bar.html.haml
+++ b/app/views/shared/issuable/_search_bar.html.haml
@@ -107,6 +107,16 @@
                     = render 'shared/issuable/user_dropdown_item',
                       user: User.new(username: '{{username}}', name: '{{name}}'),
                       avatar: { lazy: true, url: '{{avatar_url}}' }
+                - if Feature.enabled?(:mr_attention_requests, default_enabled: :yaml)
+                  #js-dropdown-attention-requested.filtered-search-input-dropdown-menu.dropdown-menu
+                    - if current_user
+                      %ul{ data: { dropdown: true } }
+                        = render 'shared/issuable/user_dropdown_item',
+                          user: current_user
+                    %ul.filter-dropdown{ data: { dynamic: true, dropdown: true } }
+                      = render 'shared/issuable/user_dropdown_item',
+                        user: User.new(username: '{{username}}', name: '{{name}}'),
+                        avatar: { lazy: true, url: '{{avatar_url}}' }
                 = render_if_exists 'shared/issuable/approver_dropdown'
                 = render_if_exists 'shared/issuable/approved_by_dropdown'
                 #js-dropdown-milestone.filtered-search-input-dropdown-menu.dropdown-menu
diff --git a/app/workers/container_registry/migration/guard_worker.rb b/app/workers/container_registry/migration/guard_worker.rb
index 1237b6058e4..77ae111c1cb 100644
--- a/app/workers/container_registry/migration/guard_worker.rb
+++ b/app/workers/container_registry/migration/guard_worker.rb
@@ -21,18 +21,68 @@ module ContainerRegistry
 
         repositories = ::ContainerRepository.with_stale_migration(step_before_timestamp)
                                             .limit(max_capacity)
+        aborts_count = 0
+        long_running_migration_ids = []
 
         # the #to_a is safe as the amount of entries is limited.
         # In addition, we're calling #each in the next line and we don't want two different SQL queries for these two lines
         log_extra_metadata_on_done(:stale_migrations_count, repositories.to_a.size)
 
         repositories.each do |repository|
-          repository.abort_import
+          if abortable?(repository)
+            repository.abort_import
+            aborts_count += 1
+          else
+            long_running_migration_ids << repository.id if long_running_migration?(repository)
+          end
+        end
+
+        log_extra_metadata_on_done(:aborted_stale_migrations_count, aborts_count)
+
+        if long_running_migration_ids.any?
+          log_extra_metadata_on_done(:long_running_stale_migration_container_repository_ids, long_running_migration_ids)
         end
       end
 
       private
 
+      # This can ping the Container Registry API.
+      # We loop on a set of repositories to calls this function (see #perform)
+      # In the worst case scenario, we have a n+1 API calls situation here.
+      #
+      # This is reasonable because the maximum amount of repositories looped
+      # on is `25`. See ::ContainerRegistry::Migration.capacity.
+      #
+      # TODO We can remove this n+1 situation by having a Container Registry API
+      # endpoint that accepts multiple repository paths at once. This is issue
+      # https://gitlab.com/gitlab-org/container-registry/-/issues/582
+      def abortable?(repository)
+        # early return to save one Container Registry API request
+        return true unless repository.importing? || repository.pre_importing?
+        return true unless external_migration_in_progress?(repository)
+
+        false
+      end
+
+      def long_running_migration?(repository)
+        migration_start_timestamp(repository).before?(long_running_migration_threshold)
+      end
+
+      def external_migration_in_progress?(repository)
+        status = repository.external_import_status
+
+        (status == 'pre_import_in_progress' && repository.pre_importing?) ||
+          (status == 'import_in_progress' && repository.importing?)
+      end
+
+      def migration_start_timestamp(repository)
+        if repository.pre_importing?
+          repository.migration_pre_import_started_at
+        else
+          repository.migration_import_started_at
+        end
+      end
+
       def step_before_timestamp
         ::ContainerRegistry::Migration.max_step_duration.seconds.ago
       end
@@ -42,6 +92,10 @@ module ContainerRegistry
         # is not properly applied
         ::ContainerRegistry::Migration.capacity * 2
       end
+
+      def long_running_migration_threshold
+        @threshold ||= 30.minutes.ago
+      end
     end
   end
 end
diff --git a/config/feature_flags/development/diffs_virtual_scrolling.yml b/config/feature_flags/development/diffs_virtual_scrolling.yml
deleted file mode 100644
index add1297d8b8..00000000000
--- a/config/feature_flags/development/diffs_virtual_scrolling.yml
+++ /dev/null
@@ -1,8 +0,0 @@
----
-name: diffs_virtual_scrolling
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/60312
-rollout_issue_url:
-milestone: '13.12'
-type: development
-group: group::code review
-default_enabled: true
diff --git a/config/feature_flags/development/permit_all_shared_groups_for_approval.yml b/config/feature_flags/development/permit_all_shared_groups_for_approval.yml
new file mode 100644
index 00000000000..4ea3b7f696b
--- /dev/null
+++ b/config/feature_flags/development/permit_all_shared_groups_for_approval.yml
@@ -0,0 +1,8 @@
+---
+name: permit_all_shared_groups_for_approval
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/80655
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/352766
+milestone: '14.8'
+type: development
+group: group::source code
+default_enabled: false
diff --git a/config/feature_flags/development/personal_project_owner_with_owner_access.yml b/config/feature_flags/development/use_traversal_ids_for_self_and_hierarchy_scopes.yml
similarity index 73%
rename from config/feature_flags/development/personal_project_owner_with_owner_access.yml
rename to config/feature_flags/development/use_traversal_ids_for_self_and_hierarchy_scopes.yml
index a82521e88e5..bdbfe33b16d 100644
--- a/config/feature_flags/development/personal_project_owner_with_owner_access.yml
+++ b/config/feature_flags/development/use_traversal_ids_for_self_and_hierarchy_scopes.yml
@@ -1,7 +1,7 @@
 ---
-name: personal_project_owner_with_owner_access
-introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/78193
-rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/351919
+name: use_traversal_ids_for_self_and_hierarchy_scopes
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/80045
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/352120
 milestone: '14.8'
 type: development
 group: group::workspace
diff --git a/db/post_migrate/20220127112243_add_index_to_merge_request_assignees_state.rb b/db/post_migrate/20220127112243_add_index_to_merge_request_assignees_state.rb
new file mode 100644
index 00000000000..e6bb43af760
--- /dev/null
+++ b/db/post_migrate/20220127112243_add_index_to_merge_request_assignees_state.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddIndexToMergeRequestAssigneesState < Gitlab::Database::Migration[1.0]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_on_merge_request_assignees_state'
+
+  def up
+    add_concurrent_index :merge_request_assignees, :state, where: 'state = 2', name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :merge_request_assignees, INDEX_NAME
+  end
+end
diff --git a/db/post_migrate/20220127112412_add_index_to_merge_request_reviewers_state.rb b/db/post_migrate/20220127112412_add_index_to_merge_request_reviewers_state.rb
new file mode 100644
index 00000000000..13f4e05c15b
--- /dev/null
+++ b/db/post_migrate/20220127112412_add_index_to_merge_request_reviewers_state.rb
@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class AddIndexToMergeRequestReviewersState < Gitlab::Database::Migration[1.0]
+  disable_ddl_transaction!
+
+  INDEX_NAME = 'index_on_merge_request_reviewers_state'
+
+  def up
+    add_concurrent_index :merge_request_reviewers, :state, where: 'state = 2', name: INDEX_NAME
+  end
+
+  def down
+    remove_concurrent_index_by_name :merge_request_reviewers, INDEX_NAME
+  end
+end
diff --git a/db/schema_migrations/20220127112243 b/db/schema_migrations/20220127112243
new file mode 100644
index 00000000000..2c591bdde58
--- /dev/null
+++ b/db/schema_migrations/20220127112243
@@ -0,0 +1 @@
+7707b9bcdcd7ec28af31b90355905eb8971c12a90c4334b0ae214e45fac9645a
\ No newline at end of file
diff --git a/db/schema_migrations/20220127112412 b/db/schema_migrations/20220127112412
new file mode 100644
index 00000000000..af58ff48473
--- /dev/null
+++ b/db/schema_migrations/20220127112412
@@ -0,0 +1 @@
+350409be3f491b61a1d757dbd839b48d088339883e8e019d00ad90e6adc350e6
\ No newline at end of file
diff --git a/db/structure.sql b/db/structure.sql
index 5a909d655fa..6460a376664 100644
--- a/db/structure.sql
+++ b/db/structure.sql
@@ -27129,6 +27129,10 @@ CREATE UNIQUE INDEX index_on_instance_statistics_recorded_at_and_identifier ON a
 
 CREATE INDEX index_on_label_links_all_columns ON label_links USING btree (target_id, label_id, target_type);
 
+CREATE INDEX index_on_merge_request_assignees_state ON merge_request_assignees USING btree (state) WHERE (state = 2);
+
+CREATE INDEX index_on_merge_request_reviewers_state ON merge_request_reviewers USING btree (state) WHERE (state = 2);
+
 CREATE INDEX index_on_merge_requests_for_latest_diffs ON merge_requests USING btree (target_project_id) INCLUDE (id, latest_merge_request_diff_id);
 
 COMMENT ON INDEX index_on_merge_requests_for_latest_diffs IS 'Index used to efficiently obtain the oldest merge request for a commit SHA';
diff --git a/doc/topics/gitlab_flow.md b/doc/topics/gitlab_flow.md
index b6206b301f7..3bca33b32b7 100644
--- a/doc/topics/gitlab_flow.md
+++ b/doc/topics/gitlab_flow.md
@@ -71,7 +71,7 @@ For example, many projects do releases but don't need to do hotfixes.
 ## GitHub flow as a simpler alternative
 
 In reaction to Git flow, GitHub created a simpler alternative.
-[GitHub flow](https://guides.github.com/introduction/flow/index.html) has only feature branches and a `main` branch:
+[GitHub flow](https://docs.github.com/en/get-started/quickstart/github-flow) has only feature branches and a `main` branch:
 
 ```mermaid
 graph TD
@@ -341,7 +341,7 @@ However, as discussed in [the section about rebasing](#squashing-commits-with-re
 
 Rebasing could create more work, as every time you rebase, you may need to resolve the same conflicts.
 Sometimes you can reuse recorded resolutions (`rerere`), but merging is better, because you only have to resolve conflicts once.
-Atlassian has a more thorough explanation of the tradeoffs between merging and rebasing [on their blog](https://www.atlassian.com/blog/git/git-team-workflows-merge-or-rebase).
+Atlassian has [a more thorough explanation of the tradeoffs between merging and rebasing](https://www.atlassian.com/blog/git/git-team-workflows-merge-or-rebase) on their blog.
 
 A good way to prevent creating many merge commits is to not frequently merge `main` into the feature branch.
 There are three reasons to merge in `main`: utilizing new code, resolving merge conflicts, and updating long-running branches.
@@ -403,7 +403,7 @@ git commit -m 'Properly escape special characters in XML generation'
 
 An example of a good commit message is: "Combine templates to reduce duplicate code in the user views."
 The words "change," "improve," "fix," and "refactor" don't add much information to a commit message.
-For more information about formatting commit messages, please see this excellent [blog post by Tim Pope](https://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html).
+For more information, please see Tim Pope's excellent [note about formatting commit messages](https://tbaggery.com/2008/04/19/a-note-about-git-commit-messages.html).
 
 To add more context to a commit message, consider adding information regarding the
 origin of the change. For example, the URL of a GitLab issue, or a Jira issue number,
diff --git a/doc/update/index.md b/doc/update/index.md
index a5aa563a17a..45b5f36bc5a 100644
--- a/doc/update/index.md
+++ b/doc/update/index.md
@@ -351,7 +351,8 @@ or [init scripts](upgrading_from_source.md#configure-sysv-init-script) by [follo
   In 14.5 we introduce a set of migrations that wrap up this process by making sure
   that all remaining jobs over the `merge_request_diff_commits` table are completed.
   These jobs will have already been processed in most cases so that no extra time is necessary during an upgrade to 14.5.
-  But if there are remaining jobs, the deployment may take a few extra minutes to complete.
+  However, if there are remaining jobs or you haven't already upgraded to 14.1,
+  the deployment may take multiple hours to complete.
 
   All merge request diff commits will automatically incorporate these changes, and there are no
   additional requirements to perform the upgrade.
@@ -439,6 +440,11 @@ for how to proceed.
   with self-managed installations, and ensure 14.0.0-14.0.4 installations do not
   encounter issues with [batched background migrations](#batched-background-migrations).
 
+- Upgrading to GitLab [14.5](#1450) (or later) may take a lot longer if you do not upgrade to at least 14.1
+  first. The 14.1 merge request diff commits database migration can take hours to run, but runs in the
+  background while GitLab is in use. GitLab instances upgraded directly from 14.0 to 14.5 or later must
+  run the migration in the foreground and therefore take a lot longer to complete.
+
 - See [Maintenance mode issue in GitLab 13.9 to 14.4](#maintenance-mode-issue-in-gitlab-139-to-144).
 
 ### 14.0.0
diff --git a/doc/user/clusters/agent/troubleshooting.md b/doc/user/clusters/agent/troubleshooting.md
index d5777267582..2c9f98b7c45 100644
--- a/doc/user/clusters/agent/troubleshooting.md
+++ b/doc/user/clusters/agent/troubleshooting.md
@@ -11,7 +11,7 @@ When you are using the GitLab Agent for Kubernetes, you might experience issues
 You can start by viewing the service logs:
 
 ```shell
-kubectl logs -f -l=app=gitlab-kubernetes-agent -n gitlab-kubernetes-agent
+kubectl logs -f -l=app=gitlab-agent -n gitlab-kubernetes-agent
 ```
 
 If you are a GitLab administrator, you can also view the [GitLab Agent Server logs](../../../administration/clusters/kas.md#troubleshooting).
diff --git a/doc/user/permissions.md b/doc/user/permissions.md
index 36c81f8ca9b..a00ac13c87b 100644
--- a/doc/user/permissions.md
+++ b/doc/user/permissions.md
@@ -33,27 +33,14 @@ usernames. A GitLab administrator can configure the GitLab instance to
 
 ## Project members permissions
 
-> [Introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/219299) in GitLab 14.8, personal namespace owners appear with Owner role in new projects in their namespace. Introduced [with a flag](../administration/feature_flags.md) named `personal_project_owner_with_owner_access`. Disabled by default.
-
-FLAG:
-On self-managed GitLab, personal namespace owners appearing with the Owner role in new projects in their namespace is disabled. To make it available,
-ask an administrator to [enable the feature flag](../administration/feature_flags.md) named `personal_project_owner_with_owner_access`.
-The feature is not ready for production use.
-On GitLab.com, this feature is not available.
-
 A user's role determines what permissions they have on a project. The Owner role provides all permissions but is
 available only:
 
 - For group owners. The role is inherited for a group's projects.
 - For Administrators.
 
-Personal [namespace](group/index.md#namespaces) owners:
-
-- Are displayed as having the Maintainer role on projects in the namespace, but have the same permissions as a user with the Owner role.
-- (Disabled by default) In GitLab 14.8 and later, for new projects in the namespace, are displayed as having the Owner role.
-
-For more information about how to manage project members, see
-[members of a project](project/members/index.md).
+Personal namespace owners have the same permissions as an Owner, but are displayed with the Maintainer role on projects created in their personal namespace.
+For more information, see [projects members documentation](project/members/index.md).
 
 The following table lists project permissions available for each role:
 
diff --git a/doc/user/search/index.md b/doc/user/search/index.md
index 408b55a6fe7..0a799843d3c 100644
--- a/doc/user/search/index.md
+++ b/doc/user/search/index.md
@@ -32,24 +32,33 @@ in the search field in the upper right corner:
 
 ### Filter issue and merge request lists
 
-> - Filter by Epics was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/195704) in GitLab Ultimate 12.9.
-> - Filter by child Epics was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9029) in GitLab Ultimate 13.0.
-> - Filter by Iterations was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/118742) in GitLab 13.6. Moved to GitLab Premium in 13.9.
+> - Filtering by epics was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/195704) in GitLab 12.9.
+> - Filtering by child epics was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/9029) in GitLab 13.0.
+> - Filtering by iterations was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/118742) in GitLab 13.6. Moved from GitLab Ultimate to Premium in 13.9.
+> - Filtering by type was [introduced](https://gitlab.com/gitlab-org/gitlab/-/issues/322755) in GitLab 13.10 [with a flag](../../administration/feature_flags.md) named `vue_issues_list`. Disabled by default.
 
 Follow these steps to filter the **Issues** and **Merge requests** list pages in projects and
 groups:
 
 1. Click in the field **Search or filter results...**.
 1. In the dropdown menu that appears, select the attribute you wish to filter by:
-   - Author
    - Assignee
-   - [Milestone](../project/milestones/index.md)
-   - [Iteration](../group/iterations/index.md)
-   - Release
-   - [Label](../project/labels.md)
-   - My-reaction
+   - Author
    - Confidential
    - [Epic and child Epic](../group/epics/index.md) (available only for the group the Epic was created, not for [higher group levels](https://gitlab.com/gitlab-org/gitlab/-/issues/233729)).
+   - [Iteration](../group/iterations/index.md)
+   - [Label](../project/labels.md)
+   - [Milestone](../project/milestones/index.md)
+   - My-reaction
+   - Release
+   - Type
+
+     FLAG:
+     On self-managed GitLab, by default filtering by type is not available.
+     To make it available per group, ask an administrator to [enable the feature flag](../../administration/feature_flags.md) named `vue_issues_list`.
+     On GitLab.com, this feature is not available.
+
+   - Weight
    - Search for this text
 1. Select or type the operator to use for filtering the attribute. The following operators are
    available:
diff --git a/lib/container_registry/gitlab_api_client.rb b/lib/container_registry/gitlab_api_client.rb
index aa3d8ff47c4..20b8e1d419b 100644
--- a/lib/container_registry/gitlab_api_client.rb
+++ b/lib/container_registry/gitlab_api_client.rb
@@ -25,6 +25,7 @@ module ContainerRegistry
       end
     end
 
+    # https://gitlab.com/gitlab-org/container-registry/-/blob/master/docs-gitlab/api.md#compliance-check
     def supports_gitlab_api?
       strong_memoize(:supports_gitlab_api) do
         registry_features = Gitlab::CurrentSettings.container_registry_features || []
@@ -35,16 +36,19 @@ module ContainerRegistry
       end
     end
 
+    # https://gitlab.com/gitlab-org/container-registry/-/blob/master/docs-gitlab/api.md#import-repository
     def pre_import_repository(path)
       response = start_import_for(path, pre: true)
       IMPORT_RESPONSES.fetch(response.status, :error)
     end
 
+    # https://gitlab.com/gitlab-org/container-registry/-/blob/master/docs-gitlab/api.md#import-repository
     def import_repository(path)
       response = start_import_for(path, pre: false)
       IMPORT_RESPONSES.fetch(response.status, :error)
     end
 
+    # https://gitlab.com/gitlab-org/container-registry/-/blob/master/docs-gitlab/api.md#get-repository-import-status
     def import_status(path)
       body_hash = response_body(faraday.get(import_url_for(path)))
       body_hash['status'] || 'error'
diff --git a/lib/container_registry/migration.rb b/lib/container_registry/migration.rb
index 322804418eb..b03c94e5ebf 100644
--- a/lib/container_registry/migration.rb
+++ b/lib/container_registry/migration.rb
@@ -34,6 +34,11 @@ module ContainerRegistry
     end
 
     def self.capacity
+      # Increasing capacity numbers will increase the n+1 API calls we can have
+      # in ContainerRegistry::Migration::GuardWorker#external_migration_in_progress?
+      #
+      # TODO: See https://gitlab.com/gitlab-org/container-registry/-/issues/582
+      #
       return 25 if Feature.enabled?(:container_registry_migration_phase2_capacity_25)
       return 10 if Feature.enabled?(:container_registry_migration_phase2_capacity_10)
       return 1 if Feature.enabled?(:container_registry_migration_phase2_capacity_1)
diff --git a/lib/gitlab/access.rb b/lib/gitlab/access.rb
index d0b426aeb60..3e09d488bc3 100644
--- a/lib/gitlab/access.rb
+++ b/lib/gitlab/access.rb
@@ -33,13 +33,7 @@ module Gitlab
     MAINTAINER_SUBGROUP_ACCESS = 1
 
     class << self
-      def values
-        if ::Feature.enabled?(:personal_project_owner_with_owner_access, default_enabled: :yaml)
-          options_with_owner.values
-        else
-          options.values
-        end
-      end
+      delegate :values, to: :options
 
       def all_values
         options_with_owner.values
diff --git a/lib/gitlab/project_authorizations.rb b/lib/gitlab/project_authorizations.rb
index 1d7b179baf0..121626ced56 100644
--- a/lib/gitlab/project_authorizations.rb
+++ b/lib/gitlab/project_authorizations.rb
@@ -22,7 +22,7 @@ module Gitlab
         user.projects_with_active_memberships.select_for_project_authorization,
 
         # The personal projects of the user.
-        user.personal_projects.select_project_owner_for_project_authorization,
+        user.personal_projects.select_as_maintainer_for_project_authorization,
 
         # Projects that belong directly to any of the groups the user has
         # access to.
diff --git a/locale/gitlab.pot b/locale/gitlab.pot
index a7b0b2ff934..76a86981cc8 100644
--- a/locale/gitlab.pot
+++ b/locale/gitlab.pot
@@ -4999,6 +4999,9 @@ msgstr[1] ""
 msgid "Attaching the file failed."
 msgstr ""
 
+msgid "Attention"
+msgstr ""
+
 msgid "Audit Events"
 msgstr ""
 
@@ -18605,6 +18608,9 @@ msgstr ""
 msgid "InProductMarketing|3 ways to dive into GitLab CI/CD"
 msgstr ""
 
+msgid "InProductMarketing|Access advanced features, build more efficiently, strengthen security and compliance."
+msgstr ""
+
 msgid "InProductMarketing|Actually, GitLab makes the team work (better)"
 msgstr ""
 
@@ -18638,6 +18644,9 @@ msgstr ""
 msgid "InProductMarketing|Code owners and required merge approvals are part of the paid tiers of GitLab. You can start a free 30-day trial of GitLab Ultimate and enable these features in less than 5 minutes with no credit card required."
 msgstr ""
 
+msgid "InProductMarketing|Collaboration across stages in GitLab"
+msgstr ""
+
 msgid "InProductMarketing|Create a custom CI runner with just a few clicks"
 msgstr ""
 
@@ -18662,6 +18671,12 @@ msgstr ""
 msgid "InProductMarketing|Dig in and create a project and a repo"
 msgstr ""
 
+msgid "InProductMarketing|Discover Premium & Ultimate"
+msgstr ""
+
+msgid "InProductMarketing|Discover Premium & Ultimate."
+msgstr ""
+
 msgid "InProductMarketing|Do you have a minute?"
 msgstr ""
 
@@ -18869,6 +18884,9 @@ msgstr ""
 msgid "InProductMarketing|Start a Self-Managed trial"
 msgstr ""
 
+msgid "InProductMarketing|Start a free trial"
+msgstr ""
+
 msgid "InProductMarketing|Start a free trial of GitLab Ultimate – no credit card required"
 msgstr ""
 
@@ -40305,6 +40323,15 @@ msgstr ""
 msgid "VulnerabilityManagement|Create Jira issue"
 msgstr ""
 
+msgid "VulnerabilityManagement|Enter a name"
+msgstr ""
+
+msgid "VulnerabilityManagement|Enter the CVE or CWE code"
+msgstr ""
+
+msgid "VulnerabilityManagement|Enter the CVE or CWE identifier URL"
+msgstr ""
+
 msgid "VulnerabilityManagement|Fetching linked Jira issues"
 msgstr ""
 
@@ -40329,6 +40356,12 @@ msgstr ""
 msgid "VulnerabilityManagement|Select a method"
 msgstr ""
 
+msgid "VulnerabilityManagement|Select a severity level"
+msgstr ""
+
+msgid "VulnerabilityManagement|Select a status"
+msgstr ""
+
 msgid "VulnerabilityManagement|Severity is a required field"
 msgstr ""
 
diff --git a/spec/controllers/projects/project_members_controller_spec.rb b/spec/controllers/projects/project_members_controller_spec.rb
index d6af5976743..d8ef95cf11a 100644
--- a/spec/controllers/projects/project_members_controller_spec.rb
+++ b/spec/controllers/projects/project_members_controller_spec.rb
@@ -665,7 +665,7 @@ RSpec.describe Projects::ProjectMembersController do
         sign_in(user)
       end
 
-      it 'creates a member' do
+      it 'does not create a member' do
         expect do
           post :create, params: {
                           user_ids: stranger.id,
@@ -673,9 +673,7 @@ RSpec.describe Projects::ProjectMembersController do
                           access_level: Member::OWNER,
                           project_id: project
                         }
-        end.to change { project.members.count }.by(1)
-
-        expect(project.team_members).to include(user)
+        end.to change { project.members.count }.by(0)
       end
     end
 
diff --git a/spec/features/merge_request/batch_comments_spec.rb b/spec/features/merge_request/batch_comments_spec.rb
index a4aae7d8020..eb98c7d5061 100644
--- a/spec/features/merge_request/batch_comments_spec.rb
+++ b/spec/features/merge_request/batch_comments_spec.rb
@@ -32,7 +32,7 @@ RSpec.describe 'Merge request > Batch comments', :js do
 
       expect(page).to have_selector('[data-testid="review_bar_component"]')
 
-      expect(find('.review-bar-content .btn-confirm')).to have_content('1')
+      expect(find('[data-testid="review_bar_component"] .btn-confirm')).to have_content('1')
     end
 
     it 'publishes review' do
@@ -150,10 +150,6 @@ RSpec.describe 'Merge request > Batch comments', :js do
 
       it 'adds draft comments to both sides' do
         write_parallel_comment('2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9')
-
-        # make sure line 9 is in the view
-        execute_script("window.scrollBy(0, -200)")
-
         write_parallel_comment('2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9', button_text: 'Add to review', text: 'Another wrong line')
 
         expect(find('.new .draft-note-component')).to have_content('Line is wrong')
@@ -255,13 +251,15 @@ RSpec.describe 'Merge request > Batch comments', :js do
   end
 
   def write_diff_comment(**params)
-    click_diff_line(find("[id='#{sample_compare.changes[0][:line_code]}']"))
+    click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[0][:line_code]}']"))
 
     write_comment(**params)
   end
 
   def write_parallel_comment(line, **params)
-    find("div[id='#{line}']").hover
+    line_element = find_by_scrolling("[id='#{line}']")
+    scroll_to_elements_bottom(line_element)
+    line_element.hover
     find(".js-add-diff-note-button").click
 
     write_comment(selector: "form[data-line-code='#{line}']", **params)
diff --git a/spec/features/merge_request/user_comments_on_diff_spec.rb b/spec/features/merge_request/user_comments_on_diff_spec.rb
index 29c346593d5..c06019f6b77 100644
--- a/spec/features/merge_request/user_comments_on_diff_spec.rb
+++ b/spec/features/merge_request/user_comments_on_diff_spec.rb
@@ -25,14 +25,15 @@ RSpec.describe 'User comments on a diff', :js do
     context 'when toggling inline comments' do
       context 'in a single file' do
         it 'hides a comment' do
-          click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+          line_element = find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']").find(:xpath, "..")
+          click_diff_line(line_element)
 
           page.within('.js-discussion-note-form') do
             fill_in('note_note', with: 'Line is wrong')
             click_button('Add comment now')
           end
 
-          page.within('.diff-files-holder > div:nth-child(6)') do
+          page.within(line_element.ancestor('[data-path]')) do
             expect(page).to have_content('Line is wrong')
 
             find('.js-diff-more-actions').click
@@ -45,7 +46,9 @@ RSpec.describe 'User comments on a diff', :js do
 
       context 'in multiple files' do
         it 'toggles comments' do
-          click_diff_line(find("[id='#{sample_compare.changes[0][:line_code]}']"))
+          first_line_element = find_by_scrolling("[id='#{sample_compare.changes[0][:line_code]}']").find(:xpath, "..")
+          first_root_element = first_line_element.ancestor('[data-path]')
+          click_diff_line(first_line_element)
 
           page.within('.js-discussion-note-form') do
             fill_in('note_note', with: 'Line is correct')
@@ -54,11 +57,14 @@ RSpec.describe 'User comments on a diff', :js do
 
           wait_for_requests
 
-          page.within('.diff-files-holder > div:nth-child(5) .note-body > .note-text') do
+          page.within(first_root_element) do
             expect(page).to have_content('Line is correct')
           end
 
-          click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+          second_line_element = find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']")
+          second_root_element = second_line_element.ancestor('[data-path]')
+
+          click_diff_line(second_line_element)
 
           page.within('.js-discussion-note-form') do
             fill_in('note_note', with: 'Line is wrong')
@@ -68,7 +74,7 @@ RSpec.describe 'User comments on a diff', :js do
           wait_for_requests
 
           # Hide the comment.
-          page.within('.diff-files-holder > div:nth-child(6)') do
+          page.within(second_root_element) do
             find('.js-diff-more-actions').click
             click_button 'Hide comments on this file'
 
@@ -77,37 +83,36 @@ RSpec.describe 'User comments on a diff', :js do
 
           # At this moment a user should see only one comment.
           # The other one should be hidden.
-          page.within('.diff-files-holder > div:nth-child(5) .note-body > .note-text') do
+          page.within(first_root_element) do
             expect(page).to have_content('Line is correct')
           end
 
           # Show the comment.
-          page.within('.diff-files-holder > div:nth-child(6)') do
+          page.within(second_root_element) do
             find('.js-diff-more-actions').click
             click_button 'Show comments on this file'
           end
 
           # Now both the comments should be shown.
-          page.within('.diff-files-holder > div:nth-child(6) .note-body > .note-text') do
+          page.within(second_root_element) do
             expect(page).to have_content('Line is wrong')
           end
 
-          page.within('.diff-files-holder > div:nth-child(5) .note-body > .note-text') do
+          page.within(first_root_element) do
             expect(page).to have_content('Line is correct')
           end
 
           # Check the same comments in the side-by-side view.
-          execute_script("window.scrollTo(0,0);")
           find('.js-show-diff-settings').click
           click_button 'Side-by-side'
 
           wait_for_requests
 
-          page.within('.diff-files-holder > div:nth-child(6) .parallel .note-body > .note-text') do
+          page.within(second_root_element) do
             expect(page).to have_content('Line is wrong')
           end
 
-          page.within('.diff-files-holder > div:nth-child(5) .parallel .note-body > .note-text') do
+          page.within(first_root_element) do
             expect(page).to have_content('Line is correct')
           end
         end
@@ -121,7 +126,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'when adding multiline comments' do
     it 'saves a multiline comment' do
-      click_diff_line(find("[id='#{sample_commit.line_code}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_commit.line_code}']").find(:xpath, '..'))
       add_comment('-13', '+14')
     end
 
@@ -133,13 +138,13 @@ RSpec.describe 'User comments on a diff', :js do
       # In `files/ruby/popen.rb`
       it 'allows comments for changes involving both sides' do
         # click +15, select -13 add and verify comment
-        click_diff_line(find('div[data-path="files/ruby/popen.rb"] .right-side a[data-linenumber="15"]').find(:xpath, '../../..'), 'right')
+        click_diff_line(find_by_scrolling('div[data-path="files/ruby/popen.rb"] .right-side a[data-linenumber="15"]').find(:xpath, '../../..'), 'right')
         add_comment('-13', '+15')
       end
 
       it 'allows comments on previously hidden lines at the top of a file', quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/285294' do
         # Click -9, expand up, select 1 add and verify comment
-        page.within('[data-path="files/ruby/popen.rb"]') do
+        page.within find_by_scrolling('[data-path="files/ruby/popen.rb"]') do
           all('.js-unfold-all')[0].click
         end
         click_diff_line(find('div[data-path="files/ruby/popen.rb"] .left-side a[data-linenumber="9"]').find(:xpath, '../..'), 'left')
@@ -148,7 +153,7 @@ RSpec.describe 'User comments on a diff', :js do
 
       it 'allows comments on previously hidden lines the middle of a file' do
         # Click 27, expand up, select 18, add and verify comment
-        page.within('[data-path="files/ruby/popen.rb"]') do
+        page.within find_by_scrolling('[data-path="files/ruby/popen.rb"]') do
           all('.js-unfold-all')[1].click
         end
         click_diff_line(find('div[data-path="files/ruby/popen.rb"] .left-side a[data-linenumber="21"]').find(:xpath, '../..'), 'left')
@@ -157,7 +162,7 @@ RSpec.describe 'User comments on a diff', :js do
 
       it 'allows comments on previously hidden lines at the bottom of a file' do
         # Click +28, expand down, select 37 add and verify comment
-        page.within('[data-path="files/ruby/popen.rb"]') do
+        page.within find_by_scrolling('[data-path="files/ruby/popen.rb"]') do
           all('.js-unfold-down:not([disabled])')[1].click
         end
         click_diff_line(find('div[data-path="files/ruby/popen.rb"] .left-side a[data-linenumber="30"]').find(:xpath, '../..'), 'left')
@@ -198,7 +203,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'when editing comments' do
     it 'edits a comment' do
-      click_diff_line(find("[id='#{sample_commit.line_code}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_commit.line_code}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in(:note_note, with: 'Line is wrong')
@@ -224,7 +229,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'when deleting comments' do
     it 'deletes a comment' do
-      click_diff_line(find("[id='#{sample_commit.line_code}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_commit.line_code}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in(:note_note, with: 'Line is wrong')
diff --git a/spec/features/merge_request/user_expands_diff_spec.rb b/spec/features/merge_request/user_expands_diff_spec.rb
index 52554f11d28..25c9584350d 100644
--- a/spec/features/merge_request/user_expands_diff_spec.rb
+++ b/spec/features/merge_request/user_expands_diff_spec.rb
@@ -7,7 +7,7 @@ RSpec.describe 'User expands diff', :js do
   let(:merge_request) { create(:merge_request, source_branch: 'expand-collapse-files', source_project: project, target_project: project) }
 
   before do
-    allow(Gitlab::CurrentSettings).to receive(:diff_max_patch_bytes).and_return(100.kilobytes)
+    allow(Gitlab::CurrentSettings).to receive(:diff_max_patch_bytes).and_return(100.bytes)
 
     visit(diffs_project_merge_request_path(project, merge_request))
 
@@ -15,7 +15,7 @@ RSpec.describe 'User expands diff', :js do
   end
 
   it 'allows user to expand diff' do
-    page.within find('[id="19763941ab80e8c09871c0a425f0560d9053bcb3"]') do
+    page.within find("[id='4c76a1271e41072d7da9fe40bf0f79f7384d472a']") do
       find('[data-testid="expand-button"]').click
 
       wait_for_requests
diff --git a/spec/features/merge_request/user_interacts_with_batched_mr_diffs_spec.rb b/spec/features/merge_request/user_interacts_with_batched_mr_diffs_spec.rb
index ffb9694e806..7d67cde4bbb 100644
--- a/spec/features/merge_request/user_interacts_with_batched_mr_diffs_spec.rb
+++ b/spec/features/merge_request/user_interacts_with_batched_mr_diffs_spec.rb
@@ -15,16 +15,14 @@ RSpec.describe 'Batch diffs', :js do
     visit diffs_project_merge_request_path(merge_request.project, merge_request)
     wait_for_requests
 
-    # Add discussion to first line of first file
-    click_diff_line(find('.diff-file.file-holder:first-of-type .line_holder .left-side:first-of-type'))
-    page.within('.js-discussion-note-form') do
+    click_diff_line(get_first_diff.find('[data-testid="left-side"]', match: :first))
+    page.within get_first_diff.find('.js-discussion-note-form') do
       fill_in('note_note', with: 'First Line Comment')
       click_button('Add comment now')
     end
 
-    # Add discussion to first line of last file
-    click_diff_line(find('.diff-file.file-holder:last-of-type .line_holder .left-side:first-of-type'))
-    page.within('.js-discussion-note-form') do
+    click_diff_line(get_second_diff.find('[data-testid="left-side"]', match: :first))
+    page.within get_second_diff.find('.js-discussion-note-form') do
       fill_in('note_note', with: 'Last Line Comment')
       click_button('Add comment now')
     end
@@ -36,17 +34,14 @@ RSpec.describe 'Batch diffs', :js do
     # Reload so we know the discussions are persisting across batch loads
     visit page.current_url
 
-    # Wait for JS to settle
     wait_for_requests
 
-    expect(page).to have_selector('.diff-files-holder .file-holder', count: 39)
-
     # Confirm discussions are applied to appropriate files (should be contained in multiple diff pages)
-    page.within('.diff-file.file-holder:first-of-type .notes .timeline-entry .note .note-text') do
+    page.within get_first_diff.find('.notes .timeline-entry .note .note-text') do
       expect(page).to have_content('First Line Comment')
     end
 
-    page.within('.diff-file.file-holder:last-of-type .notes .timeline-entry .note .note-text') do
+    page.within get_second_diff.find('.notes .timeline-entry .note .note-text') do
       expect(page).to have_content('Last Line Comment')
     end
   end
@@ -54,7 +49,7 @@ RSpec.describe 'Batch diffs', :js do
   context 'when user visits a URL with a link directly to to a discussion' do
     context 'which is in the first batched page of diffs' do
       it 'scrolls to the correct discussion' do
-        page.within('.diff-file.file-holder:first-of-type') do
+        page.within get_first_diff do
           click_link('just now')
         end
 
@@ -63,15 +58,15 @@ RSpec.describe 'Batch diffs', :js do
         wait_for_requests
 
         # Confirm scrolled to correct UI element
-        expect(page.find('.diff-file.file-holder:first-of-type .discussion-notes .timeline-entry li.note[id]').obscured?).to be_falsey
-        expect(page.find('.diff-file.file-holder:last-of-type .discussion-notes .timeline-entry li.note[id]').obscured?).to be_truthy
+        expect(get_first_diff.find('.discussion-notes .timeline-entry li.note[id]').obscured?).to be_falsey
+        expect(get_second_diff.find('.discussion-notes .timeline-entry li.note[id]').obscured?).to be_truthy
       end
     end
 
     context 'which is in at least page 2 of the batched pages of diffs' do
       it 'scrolls to the correct discussion',
          quarantine: { issue: 'https://gitlab.com/gitlab-org/gitlab/-/issues/293814' } do
-        page.within('.diff-file.file-holder:last-of-type') do
+        page.within get_first_diff do
           click_link('just now')
         end
 
@@ -80,8 +75,8 @@ RSpec.describe 'Batch diffs', :js do
         wait_for_requests
 
         # Confirm scrolled to correct UI element
-        expect(page.find('.diff-file.file-holder:first-of-type .discussion-notes .timeline-entry li.note[id]').obscured?).to be_truthy
-        expect(page.find('.diff-file.file-holder:last-of-type .discussion-notes .timeline-entry li.note[id]').obscured?).to be_falsey
+        expect(get_first_diff.find('.discussion-notes .timeline-entry li.note[id]').obscured?).to be_truthy
+        expect(get_second_diff.find('.discussion-notes .timeline-entry li.note[id]').obscured?).to be_falsey
       end
     end
   end
@@ -95,15 +90,21 @@ RSpec.describe 'Batch diffs', :js do
     end
 
     it 'has the correct discussions applied to files across batched pages' do
-      expect(page).to have_selector('.diff-files-holder .file-holder', count: 39)
-
-      page.within('.diff-file.file-holder:first-of-type .notes .timeline-entry .note .note-text') do
+      page.within get_first_diff.find('.notes .timeline-entry .note .note-text') do
         expect(page).to have_content('First Line Comment')
       end
 
-      page.within('.diff-file.file-holder:last-of-type .notes .timeline-entry .note .note-text') do
+      page.within get_second_diff.find('.notes .timeline-entry .note .note-text') do
         expect(page).to have_content('Last Line Comment')
       end
     end
   end
+
+  def get_first_diff
+    find('#a9b6f940524f646951cc28d954aa41f814f95d4f')
+  end
+
+  def get_second_diff
+    find('#b285a86891571c7fdbf1f82e840816079de1cc8b')
+  end
 end
diff --git a/spec/features/merge_request/user_posts_diff_notes_spec.rb b/spec/features/merge_request/user_posts_diff_notes_spec.rb
index 76431d04e72..d803aec5895 100644
--- a/spec/features/merge_request/user_posts_diff_notes_spec.rb
+++ b/spec/features/merge_request/user_posts_diff_notes_spec.rb
@@ -29,54 +29,54 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
 
     context 'with an old line on the left and no line on the right' do
       it 'allows commenting on the left side' do
-        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_23_22"]'), 'left')
+        should_allow_commenting(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_23_22"]'), 'left')
       end
 
       it 'does not allow commenting on the right side' do
-        should_not_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_23_22"]').find(:xpath, '..'), 'right')
+        should_not_allow_commenting(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_23_22"]').find(:xpath, '..'), 'right')
       end
     end
 
     context 'with no line on the left and a new line on the right' do
       it 'does not allow commenting on the left side' do
-        should_not_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15"]').find(:xpath, '..'), 'left')
+        should_not_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15"]').find(:xpath, '..'), 'left')
       end
 
       it 'allows commenting on the right side' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15"]').find(:xpath, '..'), 'right')
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_15_15"]').find(:xpath, '..'), 'right')
       end
     end
 
     context 'with an old line on the left and a new line on the right' do
       it 'allows commenting on the left side', quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/199050' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9"]').find(:xpath, '..'), 'left')
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9"]').find(:xpath, '..'), 'left')
       end
 
       it 'allows commenting on the right side' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9"]').find(:xpath, '..'), 'right')
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_9_9"]').find(:xpath, '..'), 'right')
       end
     end
 
     context 'with an unchanged line on the left and an unchanged line on the right' do
       it 'allows commenting on the left side', quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/196826' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]', match: :first).find(:xpath, '..'), 'left')
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]', match: :first).find(:xpath, '..'), 'left')
       end
 
       it 'allows commenting on the right side' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]', match: :first).find(:xpath, '..'), 'right')
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]', match: :first).find(:xpath, '..'), 'right')
       end
     end
 
     context 'with a match line' do
       it 'does not allow commenting' do
-        line_holder = find('.match', match: :first)
+        line_holder = find_by_scrolling('.match', match: :first)
         match_should_not_allow_commenting(line_holder)
       end
     end
 
     context 'with an unfolded line' do
       before do
-        page.within('.file-holder[id="a5cc2925ca8258af241be7e5b0381edf30266302"]') do
+        page.within find_by_scrolling('.file-holder[id="a5cc2925ca8258af241be7e5b0381edf30266302"]') do
           find('.js-unfold', match: :first).click
         end
 
@@ -84,12 +84,12 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
       end
 
       it 'allows commenting on the left side' do
-        should_allow_commenting(first('#a5cc2925ca8258af241be7e5b0381edf30266302 .line_holder [data-testid="left-side"]'))
+        should_allow_commenting(find_by_scrolling('#a5cc2925ca8258af241be7e5b0381edf30266302').first('.line_holder [data-testid="left-side"]'))
       end
 
       it 'allows commenting on the right side' do
         # Automatically shifts comment box to left side.
-        should_allow_commenting(first('#a5cc2925ca8258af241be7e5b0381edf30266302 .line_holder [data-testid="right-side"]'))
+        should_allow_commenting(find_by_scrolling('#a5cc2925ca8258af241be7e5b0381edf30266302').first('.line_holder [data-testid="right-side"]'))
       end
     end
   end
@@ -101,44 +101,44 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
 
     context 'after deleteing a note' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
 
         accept_gl_confirm(button_text: 'Delete Comment') do
           first('button.more-actions-toggle').click
           first('.js-note-delete').click
         end
 
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
       end
     end
 
     context 'with a new line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
       end
     end
 
     context 'with an old line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
+        should_allow_commenting(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
       end
     end
 
     context 'with an unchanged line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
       end
     end
 
     context 'with a match line' do
       it 'does not allow commenting' do
-        match_should_not_allow_commenting(find('.match', match: :first))
+        match_should_not_allow_commenting(find_by_scrolling('.match', match: :first))
       end
     end
 
     context 'with an unfolded line' do
       before do
-        page.within('.file-holder[id="a5cc2925ca8258af241be7e5b0381edf30266302"]') do
+        page.within find_by_scrolling('.file-holder[id="a5cc2925ca8258af241be7e5b0381edf30266302"]') do
           find('.js-unfold', match: :first).click
         end
 
@@ -147,7 +147,7 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
 
       # The first `.js-unfold` unfolds upwards, therefore the first
       # `.line_holder` will be an unfolded line.
-      let(:line_holder) { first('[id="a5cc2925ca8258af241be7e5b0381edf30266302_1_1"]') }
+      let(:line_holder) { find_by_scrolling('[id="a5cc2925ca8258af241be7e5b0381edf30266302_1_1"]') }
 
       it 'allows commenting' do
         should_allow_commenting line_holder
@@ -157,7 +157,7 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
     context 'when hovering over a diff discussion' do
       before do
         visit diffs_project_merge_request_path(project, merge_request, view: 'inline')
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
         visit project_merge_request_path(project, merge_request)
       end
 
@@ -174,7 +174,7 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
 
     context 'with a new line' do
       it 'allows dismissing a comment' do
-        should_allow_dismissing_a_comment(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+        should_allow_dismissing_a_comment(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
       end
     end
   end
@@ -182,13 +182,13 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
   describe 'with multiple note forms' do
     before do
       visit diffs_project_merge_request_path(project, merge_request, view: 'inline')
-      click_diff_line(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
-      click_diff_line(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
+      click_diff_line(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+      click_diff_line(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
     end
 
     describe 'posting a note' do
       it 'adds as discussion' do
-        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'), asset_form_reset: false)
+        should_allow_commenting(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'), asset_form_reset: false)
         expect(page).to have_css('.notes_holder .note.note-discussion', count: 1)
         expect(page).to have_field('Reply…')
       end
@@ -203,25 +203,25 @@ RSpec.describe 'Merge request > User posts diff notes', :js do
 
     context 'with a new line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_10_9"]'))
       end
     end
 
     context 'with an old line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
+        should_allow_commenting(find_by_scrolling('[id="6eb14e00385d2fb284765eb1cd8d420d33d63fc9_22_22"]'))
       end
     end
 
     context 'with an unchanged line' do
       it 'allows commenting' do
-        should_allow_commenting(find('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
+        should_allow_commenting(find_by_scrolling('[id="2f6fcd96b88b36ce98c38da085c795a27d92a3dd_7_7"]'))
       end
     end
 
     context 'with a match line' do
       it 'does not allow commenting' do
-        match_should_not_allow_commenting(find('.match', match: :first))
+        match_should_not_allow_commenting(find_by_scrolling('.match', match: :first))
       end
     end
   end
diff --git a/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb b/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
index 261d1ad325b..33c5a936b8d 100644
--- a/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
+++ b/spec/features/merge_request/user_sees_avatar_on_diff_notes_spec.rb
@@ -6,6 +6,7 @@ include Spec::Support::Helpers::ModalHelpers # rubocop:disable  Style/MixinUsage
 RSpec.describe 'Merge request > User sees avatars on diff notes', :js do
   include NoteInteractionHelpers
   include Spec::Support::Helpers::ModalHelpers
+  include MergeRequestDiffHelpers
 
   let(:project)       { create(:project, :public, :repository) }
   let(:user)          { project.creator }
@@ -135,6 +136,7 @@ RSpec.describe 'Merge request > User sees avatars on diff notes', :js do
       end
 
       it 'adds avatar when commenting' do
+        find_by_scrolling('[data-discussion-id]', match: :first)
         find_field('Reply…', match: :first).click
 
         page.within '.js-discussion-note-form' do
@@ -154,6 +156,7 @@ RSpec.describe 'Merge request > User sees avatars on diff notes', :js do
 
       it 'adds multiple comments' do
         3.times do
+          find_by_scrolling('[data-discussion-id]', match: :first)
           find_field('Reply…', match: :first).click
 
           page.within '.js-discussion-note-form' do
@@ -192,7 +195,7 @@ RSpec.describe 'Merge request > User sees avatars on diff notes', :js do
   end
 
   def find_line(line_code)
-    line = find("[id='#{line_code}']")
+    line = find_by_scrolling("[id='#{line_code}']")
     line = line.find(:xpath, 'preceding-sibling::*[1][self::td]/preceding-sibling::*[1][self::td]') if line.tag_name == 'td'
     line
   end
diff --git a/spec/features/merge_request/user_sees_deployment_widget_spec.rb b/spec/features/merge_request/user_sees_deployment_widget_spec.rb
index 345404cc28f..01cc58777ba 100644
--- a/spec/features/merge_request/user_sees_deployment_widget_spec.rb
+++ b/spec/features/merge_request/user_sees_deployment_widget_spec.rb
@@ -3,6 +3,8 @@
 require 'spec_helper'
 
 RSpec.describe 'Merge request > User sees deployment widget', :js do
+  include Spec::Support::Helpers::ModalHelpers
+
   describe 'when merge request has associated environments' do
     let(:user) { create(:user) }
     let(:project) { create(:project, :repository) }
@@ -118,7 +120,9 @@ RSpec.describe 'Merge request > User sees deployment widget', :js do
       end
 
       it 'does start build when stop button clicked' do
-        accept_confirm { find('.js-stop-env').click }
+        accept_gl_confirm(button_text: 'Stop environment') do
+          find('.js-stop-env').click
+        end
 
         expect(page).to have_content('close_app')
       end
diff --git a/spec/features/merge_request/user_sees_diff_spec.rb b/spec/features/merge_request/user_sees_diff_spec.rb
index 5e022598ac3..7cd9ef80874 100644
--- a/spec/features/merge_request/user_sees_diff_spec.rb
+++ b/spec/features/merge_request/user_sees_diff_spec.rb
@@ -5,6 +5,7 @@ require 'spec_helper'
 RSpec.describe 'Merge request > User sees diff', :js do
   include ProjectForksHelper
   include RepoHelpers
+  include MergeRequestDiffHelpers
 
   let(:project) { create(:project, :public, :repository) }
   let(:merge_request) { create(:merge_request, source_project: project) }
@@ -58,12 +59,12 @@ RSpec.describe 'Merge request > User sees diff', :js do
     let(:changelog_id) { Digest::SHA1.hexdigest("CHANGELOG") }
 
     context 'as author' do
-      it 'shows direct edit link', :sidekiq_might_not_need_inline do
+      it 'contains direct edit link', :sidekiq_might_not_need_inline do
         sign_in(author_user)
         visit diffs_project_merge_request_path(project, merge_request)
 
         # Throws `Capybara::Poltergeist::InvalidSelector` if we try to use `#hash` syntax
-        expect(page).to have_selector("[id=\"#{changelog_id}\"] .js-edit-blob", visible: false)
+        expect(page).to have_selector(".js-edit-blob", visible: false)
       end
     end
 
@@ -72,6 +73,8 @@ RSpec.describe 'Merge request > User sees diff', :js do
         sign_in(user)
         visit diffs_project_merge_request_path(project, merge_request)
 
+        find_by_scrolling("[id=\"#{changelog_id}\"]")
+
         # Throws `Capybara::Poltergeist::InvalidSelector` if we try to use `#hash` syntax
         find("[id=\"#{changelog_id}\"] .js-diff-more-actions").click
         find("[id=\"#{changelog_id}\"] .js-edit-blob").click
@@ -107,6 +110,7 @@ RSpec.describe 'Merge request > User sees diff', :js do
           CONTENT
 
         file_name = 'xss_file.rs'
+        file_hash = Digest::SHA1.hexdigest(file_name)
 
         create_file('master', file_name, file_content)
         merge_request = create(:merge_request, source_project: project)
@@ -116,6 +120,8 @@ RSpec.describe 'Merge request > User sees diff', :js do
 
         visit diffs_project_merge_request_path(project, merge_request)
 
+        find_by_scrolling("[id='#{file_hash}']")
+
         expect(page).to have_text("function foo<input> {")
         expect(page).to have_css(".line[lang='rust'] .k")
       end
@@ -136,7 +142,7 @@ RSpec.describe 'Merge request > User sees diff', :js do
         end
 
         context 'when file is an image', :js do
-          let(:file_name) { 'files/lfs/image.png' }
+          let(:file_name) { 'a/image.png' }
 
           it 'shows an error message' do
             expect(page).not_to have_content('could not be displayed because it is stored in LFS')
@@ -144,7 +150,7 @@ RSpec.describe 'Merge request > User sees diff', :js do
         end
 
         context 'when file is not an image' do
-          let(:file_name) { 'files/lfs/ruby.rb' }
+          let(:file_name) { 'a/ruby.rb' }
 
           it 'shows an error message' do
             expect(page).to have_content('This source diff could not be displayed because it is stored in LFS')
@@ -153,7 +159,14 @@ RSpec.describe 'Merge request > User sees diff', :js do
       end
 
       context 'when LFS is not enabled' do
+        let(:file_name) { 'a/lfs_object.iso' }
+
         before do
+          allow(Gitlab.config.lfs).to receive(:disabled).and_return(true)
+          project.update_attribute(:lfs_enabled, false)
+
+          create_file('master', file_name, project.repository.blob_at('master', 'files/lfs/lfs_object.iso').data)
+
           visit diffs_project_merge_request_path(project, merge_request)
         end
 
diff --git a/spec/features/merge_request/user_sees_versions_spec.rb b/spec/features/merge_request/user_sees_versions_spec.rb
index 5abf4e2f5ad..2b856811e02 100644
--- a/spec/features/merge_request/user_sees_versions_spec.rb
+++ b/spec/features/merge_request/user_sees_versions_spec.rb
@@ -3,6 +3,8 @@
 require 'spec_helper'
 
 RSpec.describe 'Merge request > User sees versions', :js do
+  include MergeRequestDiffHelpers
+
   let(:merge_request) do
     create(:merge_request).tap do |mr|
       mr.merge_request_diff.destroy!
@@ -27,8 +29,12 @@ RSpec.describe 'Merge request > User sees versions', :js do
       diff_file_selector = ".diff-file[id='#{file_id}']"
       line_code = "#{file_id}_#{line_code}"
 
-      page.within(diff_file_selector) do
-        first("[id='#{line_code}']").hover
+      page.within find_by_scrolling(diff_file_selector) do
+        line_code_element = first("[id='#{line_code}']")
+        # scrolling to element's bottom is required in order for .hover action to work
+        # otherwise, the element could be hidden underneath a sticky header
+        scroll_to_elements_bottom(line_code_element)
+        line_code_element.hover
         first("[id='#{line_code}'] [role='button']").click
 
         page.within("form[data-line-code='#{line_code}']") do
diff --git a/spec/features/merge_request/user_suggests_changes_on_diff_spec.rb b/spec/features/merge_request/user_suggests_changes_on_diff_spec.rb
index 690a292937a..beb658bb7a0 100644
--- a/spec/features/merge_request/user_suggests_changes_on_diff_spec.rb
+++ b/spec/features/merge_request/user_suggests_changes_on_diff_spec.rb
@@ -34,7 +34,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'single suggestion note' do
     it 'hides suggestion popover' do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       expect(page).to have_selector('.diff-suggest-popover')
 
@@ -46,7 +46,7 @@ RSpec.describe 'User comments on a diff', :js do
     end
 
     it 'suggestion is presented' do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in('note_note', with: "```suggestion\n# change to a comment\n```")
@@ -74,7 +74,7 @@ RSpec.describe 'User comments on a diff', :js do
     end
 
     it 'allows suggestions in replies' do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in('note_note', with: "```suggestion\n# change to a comment\n```")
@@ -91,7 +91,7 @@ RSpec.describe 'User comments on a diff', :js do
     end
 
     it 'suggestion is appliable' do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in('note_note', with: "```suggestion\n# change to a comment\n```")
@@ -273,7 +273,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'multiple suggestions in a single note' do
     it 'suggestions are presented', quarantine: 'https://gitlab.com/gitlab-org/gitlab/-/issues/258989' do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in('note_note', with: "```suggestion\n# change to a comment\n```\n```suggestion:-2\n# or that\n# heh\n```")
@@ -316,7 +316,7 @@ RSpec.describe 'User comments on a diff', :js do
 
   context 'multi-line suggestions' do
     before do
-      click_diff_line(find("[id='#{sample_compare.changes[1][:line_code]}']"))
+      click_diff_line(find_by_scrolling("[id='#{sample_compare.changes[1][:line_code]}']"))
 
       page.within('.js-discussion-note-form') do
         fill_in('note_note', with: "```suggestion:-3+5\n# change to a\n# comment\n# with\n# broken\n# lines\n```")
diff --git a/spec/finders/merge_requests_finder/params_spec.rb b/spec/finders/merge_requests_finder/params_spec.rb
new file mode 100644
index 00000000000..8c285972f48
--- /dev/null
+++ b/spec/finders/merge_requests_finder/params_spec.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe MergeRequestsFinder::Params do
+  let(:user) { create(:user) }
+
+  subject { described_class.new(params, user, MergeRequest) }
+
+  describe 'attention' do
+    context 'attention param exists' do
+      let(:params) { { attention: user.username } }
+
+      it { expect(subject.attention).to eq(user) }
+    end
+
+    context 'attention param does not exist' do
+      let(:params) { { attention: nil } }
+
+      it { expect(subject.attention).to eq(nil) }
+    end
+  end
+end
diff --git a/spec/finders/merge_requests_finder_spec.rb b/spec/finders/merge_requests_finder_spec.rb
index 0b6c438fd02..1f63f69a411 100644
--- a/spec/finders/merge_requests_finder_spec.rb
+++ b/spec/finders/merge_requests_finder_spec.rb
@@ -408,6 +408,22 @@ RSpec.describe MergeRequestsFinder do
         end
       end
 
+      context 'attention' do
+        subject { described_class.new(user, params).execute }
+
+        before do
+          reviewer = merge_request1.find_reviewer(user2)
+          reviewer.update!(state: :reviewed)
+        end
+
+        context 'by username' do
+          let(:params) { { attention: user2.username } }
+          let(:expected_mr) { [merge_request2, merge_request3] }
+
+          it { is_expected.to contain_exactly(*expected_mr) }
+        end
+      end
+
       context 'reviewer filtering' do
         subject { described_class.new(user, params).execute }
 
diff --git a/spec/finders/projects/members/effective_access_level_finder_spec.rb b/spec/finders/projects/members/effective_access_level_finder_spec.rb
index 446b0f8f9a2..33fbb5aca30 100644
--- a/spec/finders/projects/members/effective_access_level_finder_spec.rb
+++ b/spec/finders/projects/members/effective_access_level_finder_spec.rb
@@ -11,40 +11,21 @@ RSpec.describe Projects::Members::EffectiveAccessLevelFinder, '#execute' do
   context 'for a personal project' do
     let_it_be(:project) { create(:project) }
 
-    shared_examples_for 'includes access level of the owner of the project' do
-      context 'when personal_project_owner_with_owner_access feature flag is enabled' do
-        it 'includes access level of the owner of the project as Owner' do
-          expect(subject).to(
-            contain_exactly(
-              hash_including(
-                'user_id' => project.namespace.owner.id,
-                'access_level' => Gitlab::Access::OWNER
-              )
+    shared_examples_for 'includes access level of the owner of the project as Maintainer' do
+      it 'includes access level of the owner of the project as Maintainer' do
+        expect(subject).to(
+          contain_exactly(
+            hash_including(
+              'user_id' => project.namespace.owner.id,
+              'access_level' => Gitlab::Access::MAINTAINER
             )
           )
-        end
-      end
-
-      context 'when personal_project_owner_with_owner_access feature flag is disabled' do
-        before do
-          stub_feature_flags(personal_project_owner_with_owner_access: false)
-        end
-
-        it 'includes access level of the owner of the project as Maintainer' do
-          expect(subject).to(
-            contain_exactly(
-              hash_including(
-                'user_id' => project.namespace.owner.id,
-                'access_level' => Gitlab::Access::MAINTAINER
-              )
-            )
-          )
-        end
+        )
       end
     end
 
     context 'when the project owner is a member of the project' do
-      it_behaves_like 'includes access level of the owner of the project'
+      it_behaves_like 'includes access level of the owner of the project as Maintainer'
     end
 
     context 'when the project owner is not explicitly a member of the project' do
@@ -52,7 +33,7 @@ RSpec.describe Projects::Members::EffectiveAccessLevelFinder, '#execute' do
         project.members.find_by(user_id: project.namespace.owner.id).destroy!
       end
 
-      it_behaves_like 'includes access level of the owner of the project'
+      it_behaves_like 'includes access level of the owner of the project as Maintainer'
     end
   end
 
@@ -103,32 +84,17 @@ RSpec.describe Projects::Members::EffectiveAccessLevelFinder, '#execute' do
 
   context 'for a project within a group' do
     context 'project in a root group' do
-      context 'includes access levels of users who are direct members of the parent group' do
-        it 'when access level is developer' do
-          group_member = create(:group_member, :developer, source: group)
+      it 'includes access levels of users who are direct members of the parent group' do
+        group_member = create(:group_member, :developer, source: group)
 
-          expect(subject).to(
-            include(
-              hash_including(
-                'user_id' => group_member.user.id,
-                'access_level' => Gitlab::Access::DEVELOPER
-              )
+        expect(subject).to(
+          include(
+            hash_including(
+              'user_id' => group_member.user.id,
+              'access_level' => Gitlab::Access::DEVELOPER
             )
           )
-        end
-
-        it 'when access level is owner' do
-          group_member = create(:group_member, :owner, source: group)
-
-          expect(subject).to(
-            include(
-              hash_including(
-                'user_id' => group_member.user.id,
-                'access_level' => Gitlab::Access::OWNER
-              )
-            )
-          )
-        end
+        )
       end
     end
 
diff --git a/spec/frontend/boards/components/boards_selector_spec.js b/spec/frontend/boards/components/boards_selector_spec.js
index 9cf7c5774bf..26a5bf34595 100644
--- a/spec/frontend/boards/components/boards_selector_spec.js
+++ b/spec/frontend/boards/components/boards_selector_spec.js
@@ -1,43 +1,40 @@
 import { GlDropdown, GlLoadingIcon, GlDropdownSectionHeader } from '@gitlab/ui';
 import { mount } from '@vue/test-utils';
-import MockAdapter from 'axios-mock-adapter';
 import Vue, { nextTick } from 'vue';
 import VueApollo from 'vue-apollo';
 import Vuex from 'vuex';
 import { TEST_HOST } from 'spec/test_constants';
 import BoardsSelector from '~/boards/components/boards_selector.vue';
+import { BoardType } from '~/boards/constants';
 import groupBoardQuery from '~/boards/graphql/group_board.query.graphql';
 import projectBoardQuery from '~/boards/graphql/project_board.query.graphql';
+import groupBoardsQuery from '~/boards/graphql/group_boards.query.graphql';
+import projectBoardsQuery from '~/boards/graphql/project_boards.query.graphql';
+import groupRecentBoardsQuery from '~/boards/graphql/group_recent_boards.query.graphql';
+import projectRecentBoardsQuery from '~/boards/graphql/project_recent_boards.query.graphql';
 import defaultStore from '~/boards/stores';
-import axios from '~/lib/utils/axios_utils';
 import createMockApollo from 'helpers/mock_apollo_helper';
-import { mockGroupBoardResponse, mockProjectBoardResponse } from '../mock_data';
+import {
+  mockGroupBoardResponse,
+  mockProjectBoardResponse,
+  mockGroupAllBoardsResponse,
+  mockProjectAllBoardsResponse,
+  mockGroupRecentBoardsResponse,
+  mockProjectRecentBoardsResponse,
+  mockSmallProjectAllBoardsResponse,
+  mockEmptyProjectRecentBoardsResponse,
+  boards,
+  recentIssueBoards,
+} from '../mock_data';
 
 const throttleDuration = 1;
 
 Vue.use(VueApollo);
 
-function boardGenerator(n) {
-  return new Array(n).fill().map((board, index) => {
-    const id = `${index}`;
-    const name = `board${id}`;
-
-    return {
-      id,
-      name,
-    };
-  });
-}
-
 describe('BoardsSelector', () => {
   let wrapper;
-  let allBoardsResponse;
-  let recentBoardsResponse;
-  let mock;
   let fakeApollo;
   let store;
-  const boards = boardGenerator(20);
-  const recentBoards = boardGenerator(5);
 
   const createStore = ({ isGroupBoard = false, isProjectBoard = false } = {}) => {
     store = new Vuex.Store({
@@ -63,17 +60,43 @@ describe('BoardsSelector', () => {
   };
 
   const getDropdownItems = () => wrapper.findAll('.js-dropdown-item');
-  const getDropdownHeaders = () => wrapper.findAll(GlDropdownSectionHeader);
-  const getLoadingIcon = () => wrapper.find(GlLoadingIcon);
-  const findDropdown = () => wrapper.find(GlDropdown);
+  const getDropdownHeaders = () => wrapper.findAllComponents(GlDropdownSectionHeader);
+  const getLoadingIcon = () => wrapper.findComponent(GlLoadingIcon);
+  const findDropdown = () => wrapper.findComponent(GlDropdown);
 
   const projectBoardQueryHandlerSuccess = jest.fn().mockResolvedValue(mockProjectBoardResponse);
   const groupBoardQueryHandlerSuccess = jest.fn().mockResolvedValue(mockGroupBoardResponse);
 
-  const createComponent = () => {
+  const projectBoardsQueryHandlerSuccess = jest
+    .fn()
+    .mockResolvedValue(mockProjectAllBoardsResponse);
+  const groupBoardsQueryHandlerSuccess = jest.fn().mockResolvedValue(mockGroupAllBoardsResponse);
+
+  const projectRecentBoardsQueryHandlerSuccess = jest
+    .fn()
+    .mockResolvedValue(mockProjectRecentBoardsResponse);
+  const groupRecentBoardsQueryHandlerSuccess = jest
+    .fn()
+    .mockResolvedValue(mockGroupRecentBoardsResponse);
+
+  const smallBoardsQueryHandlerSuccess = jest
+    .fn()
+    .mockResolvedValue(mockSmallProjectAllBoardsResponse);
+  const emptyRecentBoardsQueryHandlerSuccess = jest
+    .fn()
+    .mockResolvedValue(mockEmptyProjectRecentBoardsResponse);
+
+  const createComponent = ({
+    projectBoardsQueryHandler = projectBoardsQueryHandlerSuccess,
+    projectRecentBoardsQueryHandler = projectRecentBoardsQueryHandlerSuccess,
+  } = {}) => {
     fakeApollo = createMockApollo([
       [projectBoardQuery, projectBoardQueryHandlerSuccess],
       [groupBoardQuery, groupBoardQueryHandlerSuccess],
+      [projectBoardsQuery, projectBoardsQueryHandler],
+      [groupBoardsQuery, groupBoardsQueryHandlerSuccess],
+      [projectRecentBoardsQuery, projectRecentBoardsQueryHandler],
+      [groupRecentBoardsQuery, groupRecentBoardsQueryHandlerSuccess],
     ]);
 
     wrapper = mount(BoardsSelector, {
@@ -91,67 +114,34 @@ describe('BoardsSelector', () => {
       attachTo: document.body,
       provide: {
         fullPath: '',
-        recentBoardsEndpoint: `${TEST_HOST}/recent`,
       },
     });
-
-    wrapper.vm.$apollo.addSmartQuery = jest.fn((_, options) => {
-      // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-      // eslint-disable-next-line no-restricted-syntax
-      wrapper.setData({
-        [options.loadingKey]: true,
-      });
-    });
   };
 
   afterEach(() => {
     wrapper.destroy();
-    wrapper = null;
-    mock.restore();
+    fakeApollo = null;
   });
 
-  describe('fetching all boards', () => {
+  describe('template', () => {
     beforeEach(() => {
-      mock = new MockAdapter(axios);
-
-      allBoardsResponse = Promise.resolve({
-        data: {
-          group: {
-            boards: {
-              edges: boards.map((board) => ({ node: board })),
-            },
-          },
-        },
-      });
-      recentBoardsResponse = Promise.resolve({
-        data: recentBoards,
-      });
-
-      createStore();
+      createStore({ isProjectBoard: true });
       createComponent();
-
-      mock.onGet(`${TEST_HOST}/recent`).replyOnce(200, recentBoards);
     });
 
     describe('loading', () => {
-      beforeEach(async () => {
-        // Wait for current board to be loaded
-        await nextTick();
-
-        // Emits gl-dropdown show event to simulate the dropdown is opened at initialization time
-        findDropdown().vm.$emit('show');
-      });
-
       // we are testing loading state, so don't resolve responses until after the tests
       afterEach(async () => {
-        await Promise.all([allBoardsResponse, recentBoardsResponse]);
         await nextTick();
       });
 
       it('shows loading spinner', () => {
+        // Emits gl-dropdown show event to simulate the dropdown is opened at initialization time
+        findDropdown().vm.$emit('show');
+
+        expect(getLoadingIcon().exists()).toBe(true);
         expect(getDropdownHeaders()).toHaveLength(0);
         expect(getDropdownItems()).toHaveLength(0);
-        expect(getLoadingIcon().exists()).toBe(true);
       });
     });
 
@@ -163,16 +153,13 @@ describe('BoardsSelector', () => {
         // Emits gl-dropdown show event to simulate the dropdown is opened at initialization time
         findDropdown().vm.$emit('show');
 
-        // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-        // eslint-disable-next-line no-restricted-syntax
-        await wrapper.setData({
-          loadingBoards: false,
-          loadingRecentBoards: false,
-        });
-        await Promise.all([allBoardsResponse, recentBoardsResponse]);
         await nextTick();
       });
 
+      it('fetches all issue boards', () => {
+        expect(projectBoardsQueryHandlerSuccess).toHaveBeenCalled();
+      });
+
       it('hides loading spinner', async () => {
         await nextTick();
         expect(getLoadingIcon().exists()).toBe(false);
@@ -180,22 +167,17 @@ describe('BoardsSelector', () => {
 
       describe('filtering', () => {
         beforeEach(async () => {
-          // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-          // eslint-disable-next-line no-restricted-syntax
-          wrapper.setData({
-            boards,
-          });
-
           await nextTick();
         });
 
         it('shows all boards without filtering', () => {
-          expect(getDropdownItems()).toHaveLength(boards.length + recentBoards.length);
+          expect(getDropdownItems()).toHaveLength(boards.length + recentIssueBoards.length);
         });
 
         it('shows only matching boards when filtering', async () => {
           const filterTerm = 'board1';
-          const expectedCount = boards.filter((board) => board.name.includes(filterTerm)).length;
+          const expectedCount = boards.filter((board) => board.node.name.includes(filterTerm))
+            .length;
 
           fillSearchBox(filterTerm);
 
@@ -214,32 +196,21 @@ describe('BoardsSelector', () => {
 
       describe('recent boards section', () => {
         it('shows only when boards are greater than 10', async () => {
-          // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-          // eslint-disable-next-line no-restricted-syntax
-          wrapper.setData({
-            boards,
-          });
-
           await nextTick();
+          expect(projectRecentBoardsQueryHandlerSuccess).toHaveBeenCalled();
           expect(getDropdownHeaders()).toHaveLength(2);
         });
 
         it('does not show when boards are less than 10', async () => {
-          // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-          // eslint-disable-next-line no-restricted-syntax
-          wrapper.setData({
-            boards: boards.slice(0, 5),
-          });
+          createComponent({ projectBoardsQueryHandler: smallBoardsQueryHandlerSuccess });
 
           await nextTick();
           expect(getDropdownHeaders()).toHaveLength(0);
         });
 
-        it('does not show when recentBoards api returns empty array', async () => {
-          // setData usage is discouraged. See https://gitlab.com/groups/gitlab-org/-/epics/7330 for details
-          // eslint-disable-next-line no-restricted-syntax
-          wrapper.setData({
-            recentBoards: [],
+        it('does not show when recentIssueBoards api returns empty array', async () => {
+          createComponent({
+            projectRecentBoardsQueryHandler: emptyRecentBoardsQueryHandlerSuccess,
           });
 
           await nextTick();
@@ -256,15 +227,39 @@ describe('BoardsSelector', () => {
     });
   });
 
+  describe('fetching all boards', () => {
+    it.each`
+      boardType            | queryHandler                        | notCalledHandler
+      ${BoardType.group}   | ${groupBoardsQueryHandlerSuccess}   | ${projectBoardsQueryHandlerSuccess}
+      ${BoardType.project} | ${projectBoardsQueryHandlerSuccess} | ${groupBoardsQueryHandlerSuccess}
+    `('fetches $boardType boards', async ({ boardType, queryHandler, notCalledHandler }) => {
+      createStore({
+        isProjectBoard: boardType === BoardType.project,
+        isGroupBoard: boardType === BoardType.group,
+      });
+      createComponent();
+
+      await nextTick();
+
+      // Emits gl-dropdown show event to simulate the dropdown is opened at initialization time
+      findDropdown().vm.$emit('show');
+
+      await nextTick();
+
+      expect(queryHandler).toHaveBeenCalled();
+      expect(notCalledHandler).not.toHaveBeenCalled();
+    });
+  });
+
   describe('fetching current board', () => {
     it.each`
-      boardType    | queryHandler                       | notCalledHandler
-      ${'group'}   | ${groupBoardQueryHandlerSuccess}   | ${projectBoardQueryHandlerSuccess}
-      ${'project'} | ${projectBoardQueryHandlerSuccess} | ${groupBoardQueryHandlerSuccess}
+      boardType            | queryHandler                       | notCalledHandler
+      ${BoardType.group}   | ${groupBoardQueryHandlerSuccess}   | ${projectBoardQueryHandlerSuccess}
+      ${BoardType.project} | ${projectBoardQueryHandlerSuccess} | ${groupBoardQueryHandlerSuccess}
     `('fetches $boardType board', async ({ boardType, queryHandler, notCalledHandler }) => {
       createStore({
-        isProjectBoard: boardType === 'project',
-        isGroupBoard: boardType === 'group',
+        isProjectBoard: boardType === BoardType.project,
+        isGroupBoard: boardType === BoardType.group,
       });
       createComponent();
 
diff --git a/spec/frontend/boards/mock_data.js b/spec/frontend/boards/mock_data.js
index 25496582707..24096fddea6 100644
--- a/spec/frontend/boards/mock_data.js
+++ b/spec/frontend/boards/mock_data.js
@@ -29,6 +29,85 @@ export const listObj = {
   },
 };
 
+function boardGenerator(n) {
+  return new Array(n).fill().map((board, index) => {
+    const id = `${index}`;
+    const name = `board${id}`;
+
+    return {
+      node: {
+        id,
+        name,
+        weight: 0,
+        __typename: 'Board',
+      },
+    };
+  });
+}
+
+export const boards = boardGenerator(20);
+export const recentIssueBoards = boardGenerator(5);
+
+export const mockSmallProjectAllBoardsResponse = {
+  data: {
+    project: {
+      id: 'gid://gitlab/Project/114',
+      boards: { edges: boardGenerator(3) },
+      __typename: 'Project',
+    },
+  },
+};
+
+export const mockEmptyProjectRecentBoardsResponse = {
+  data: {
+    project: {
+      id: 'gid://gitlab/Project/114',
+      recentIssueBoards: { edges: [] },
+      __typename: 'Project',
+    },
+  },
+};
+
+export const mockGroupAllBoardsResponse = {
+  data: {
+    group: {
+      id: 'gid://gitlab/Group/114',
+      boards: { edges: boards },
+      __typename: 'Group',
+    },
+  },
+};
+
+export const mockProjectAllBoardsResponse = {
+  data: {
+    project: {
+      id: 'gid://gitlab/Project/1',
+      boards: { edges: boards },
+      __typename: 'Project',
+    },
+  },
+};
+
+export const mockGroupRecentBoardsResponse = {
+  data: {
+    group: {
+      id: 'gid://gitlab/Group/114',
+      recentIssueBoards: { edges: recentIssueBoards },
+      __typename: 'Group',
+    },
+  },
+};
+
+export const mockProjectRecentBoardsResponse = {
+  data: {
+    project: {
+      id: 'gid://gitlab/Project/1',
+      recentIssueBoards: { edges: recentIssueBoards },
+      __typename: 'Project',
+    },
+  },
+};
+
 export const mockGroupBoardResponse = {
   data: {
     workspace: {
diff --git a/spec/frontend/diffs/components/app_spec.js b/spec/frontend/diffs/components/app_spec.js
index dda758898e3..76e4a944d87 100644
--- a/spec/frontend/diffs/components/app_spec.js
+++ b/spec/frontend/diffs/components/app_spec.js
@@ -69,6 +69,12 @@ describe('diffs/components/app', () => {
       },
       provide,
       store,
+      stubs: {
+        DynamicScroller: {
+          template: `<div><slot :item="$store.state.diffs.diffFiles[0]"></slot></div>`,
+        },
+        DynamicScrollerItem: true,
+      },
     });
   }
 
diff --git a/spec/frontend/diffs/store/actions_spec.js b/spec/frontend/diffs/store/actions_spec.js
index c53789b4800..d6a2aa104cd 100644
--- a/spec/frontend/diffs/store/actions_spec.js
+++ b/spec/frontend/diffs/store/actions_spec.js
@@ -202,7 +202,7 @@ describe('DiffsStoreActions', () => {
       testAction(
         fetchDiffFilesBatch,
         {},
-        { endpointBatch, diffViewType: 'inline' },
+        { endpointBatch, diffViewType: 'inline', diffFiles: [] },
         [
           { type: types.SET_BATCH_LOADING_STATE, payload: 'loading' },
           { type: types.SET_RETRIEVING_BATCHES, payload: true },
diff --git a/spec/frontend/notes/mixins/discussion_navigation_spec.js b/spec/frontend/notes/mixins/discussion_navigation_spec.js
index 1f71947b3cd..aba80789a01 100644
--- a/spec/frontend/notes/mixins/discussion_navigation_spec.js
+++ b/spec/frontend/notes/mixins/discussion_navigation_spec.js
@@ -143,7 +143,7 @@ describe('Discussion navigation mixin', () => {
         it('scrolls to element', () => {
           expect(utils.scrollToElement).toHaveBeenCalledWith(
             findDiscussion('div.discussion', expected),
-            { behavior: 'smooth' },
+            { behavior: 'auto' },
           );
         });
       });
@@ -171,7 +171,7 @@ describe('Discussion navigation mixin', () => {
 
           expect(utils.scrollToElementWithContext).toHaveBeenCalledWith(
             findDiscussion('ul.notes', expected),
-            { behavior: 'smooth' },
+            { behavior: 'auto' },
           );
         });
       });
@@ -212,21 +212,15 @@ describe('Discussion navigation mixin', () => {
           it('scrolls to discussion', () => {
             expect(utils.scrollToElement).toHaveBeenCalledWith(
               findDiscussion('div.discussion', expected),
-              { behavior: 'smooth' },
+              { behavior: 'auto' },
             );
           });
         });
       });
     });
 
-    describe.each`
-      diffsVirtualScrolling
-      ${false}
-      ${true}
-    `('virtual scrolling feature is $diffsVirtualScrolling', ({ diffsVirtualScrolling }) => {
+    describe('virtual scrolling feature', () => {
       beforeEach(() => {
-        window.gon = { features: { diffsVirtualScrolling } };
-
         jest.spyOn(store, 'dispatch');
 
         store.state.notes.currentDiscussionId = 'a';
@@ -238,22 +232,22 @@ describe('Discussion navigation mixin', () => {
         window.location.hash = '';
       });
 
-      it('resets location hash if diffsVirtualScrolling flag is true', async () => {
+      it('resets location hash', async () => {
         wrapper.vm.jumpToNextDiscussion();
 
         await nextTick();
 
-        expect(window.location.hash).toBe(diffsVirtualScrolling ? '' : '#test');
+        expect(window.location.hash).toBe('');
       });
 
       it.each`
-        tabValue   | hashValue
-        ${'diffs'} | ${false}
-        ${'show'}  | ${!diffsVirtualScrolling}
-        ${'other'} | ${!diffsVirtualScrolling}
+        tabValue
+        ${'diffs'}
+        ${'show'}
+        ${'other'}
       `(
         'calls scrollToFile with setHash as $hashValue when the tab is $tabValue',
-        async ({ hashValue, tabValue }) => {
+        async ({ tabValue }) => {
           window.mrTabs.currentAction = tabValue;
 
           wrapper.vm.jumpToNextDiscussion();
@@ -262,7 +256,6 @@ describe('Discussion navigation mixin', () => {
 
           expect(store.dispatch).toHaveBeenCalledWith('diffs/scrollToFile', {
             path: 'test.js',
-            setHash: hashValue,
           });
         },
       );
diff --git a/spec/frontend/vue_mr_widget/deployment/deployment_actions_spec.js b/spec/frontend/vue_mr_widget/deployment/deployment_actions_spec.js
index 31ade17e50a..a285d26f404 100644
--- a/spec/frontend/vue_mr_widget/deployment/deployment_actions_spec.js
+++ b/spec/frontend/vue_mr_widget/deployment/deployment_actions_spec.js
@@ -1,5 +1,7 @@
 import { mount } from '@vue/test-utils';
+import waitForPromises from 'helpers/wait_for_promises';
 import createFlash from '~/flash';
+import { confirmAction } from '~/lib/utils/confirm_via_gl_modal/confirm_via_gl_modal';
 import { visitUrl } from '~/lib/utils/url_utility';
 import {
   CREATED,
@@ -20,6 +22,11 @@ import {
 
 jest.mock('~/flash');
 jest.mock('~/lib/utils/url_utility');
+jest.mock('~/lib/utils/confirm_via_gl_modal/confirm_via_gl_modal', () => {
+  return {
+    confirmAction: jest.fn(),
+  };
+});
 
 describe('DeploymentAction component', () => {
   let wrapper;
@@ -51,6 +58,7 @@ describe('DeploymentAction component', () => {
 
   afterEach(() => {
     wrapper.destroy();
+    confirmAction.mockReset();
   });
 
   describe('actions do not appear when conditions are unmet', () => {
@@ -95,16 +103,6 @@ describe('DeploymentAction component', () => {
       '$configConst action',
       ({ configConst, computedDeploymentStatus, displayConditionChanges, finderFn, endpoint }) => {
         describe(`${configConst} action`, () => {
-          const confirmAction = () => {
-            jest.spyOn(window, 'confirm').mockReturnValueOnce(true);
-            finderFn().trigger('click');
-          };
-
-          const rejectAction = () => {
-            jest.spyOn(window, 'confirm').mockReturnValueOnce(false);
-            finderFn().trigger('click');
-          };
-
           beforeEach(() => {
             factory({
               propsData: {
@@ -125,13 +123,18 @@ describe('DeploymentAction component', () => {
             describe('should show a confirm dialog but not call executeInlineAction when declined', () => {
               beforeEach(() => {
                 executeActionSpy.mockResolvedValueOnce();
-                rejectAction();
+                confirmAction.mockResolvedValueOnce(false);
+                finderFn().trigger('click');
               });
 
               it('should show the confirm dialog', () => {
-                expect(window.confirm).toHaveBeenCalled();
-                expect(window.confirm).toHaveBeenCalledWith(
+                expect(confirmAction).toHaveBeenCalled();
+                expect(confirmAction).toHaveBeenCalledWith(
                   actionButtonMocks[configConst].confirmMessage,
+                  {
+                    primaryBtnVariant: actionButtonMocks[configConst].buttonVariant,
+                    primaryBtnText: actionButtonMocks[configConst].buttonText,
+                  },
                 );
               });
 
@@ -143,13 +146,18 @@ describe('DeploymentAction component', () => {
             describe('should show a confirm dialog and call executeInlineAction when accepted', () => {
               beforeEach(() => {
                 executeActionSpy.mockResolvedValueOnce();
-                confirmAction();
+                confirmAction.mockResolvedValueOnce(true);
+                finderFn().trigger('click');
               });
 
               it('should show the confirm dialog', () => {
-                expect(window.confirm).toHaveBeenCalled();
-                expect(window.confirm).toHaveBeenCalledWith(
+                expect(confirmAction).toHaveBeenCalled();
+                expect(confirmAction).toHaveBeenCalledWith(
                   actionButtonMocks[configConst].confirmMessage,
+                  {
+                    primaryBtnVariant: actionButtonMocks[configConst].buttonVariant,
+                    primaryBtnText: actionButtonMocks[configConst].buttonText,
+                  },
                 );
               });
 
@@ -164,11 +172,15 @@ describe('DeploymentAction component', () => {
 
               describe('response includes redirect_url', () => {
                 const url = '/root/example';
-                beforeEach(() => {
+                beforeEach(async () => {
                   executeActionSpy.mockResolvedValueOnce({
                     data: { redirect_url: url },
                   });
-                  confirmAction();
+
+                  await waitForPromises();
+
+                  confirmAction.mockResolvedValueOnce(true);
+                  finderFn().trigger('click');
                 });
 
                 it('calls visit url with the redirect_url', () => {
@@ -178,9 +190,13 @@ describe('DeploymentAction component', () => {
               });
 
               describe('it should call the executeAction method ', () => {
-                beforeEach(() => {
+                beforeEach(async () => {
                   jest.spyOn(wrapper.vm, 'executeAction').mockImplementation();
-                  confirmAction();
+
+                  await waitForPromises();
+
+                  confirmAction.mockResolvedValueOnce(true);
+                  finderFn().trigger('click');
                 });
 
                 it('calls with the expected arguments', () => {
@@ -193,9 +209,13 @@ describe('DeploymentAction component', () => {
               });
 
               describe('when executeInlineAction errors', () => {
-                beforeEach(() => {
+                beforeEach(async () => {
                   executeActionSpy.mockRejectedValueOnce();
-                  confirmAction();
+
+                  await waitForPromises();
+
+                  confirmAction.mockResolvedValueOnce(true);
+                  finderFn().trigger('click');
                 });
 
                 it('should call createFlash with error message', () => {
diff --git a/spec/frontend/vue_mr_widget/deployment/deployment_mock_data.js b/spec/frontend/vue_mr_widget/deployment/deployment_mock_data.js
index 2083dc88681..e98b1160ae4 100644
--- a/spec/frontend/vue_mr_widget/deployment/deployment_mock_data.js
+++ b/spec/frontend/vue_mr_widget/deployment/deployment_mock_data.js
@@ -9,6 +9,7 @@ const actionButtonMocks = {
   [STOPPING]: {
     actionName: STOPPING,
     buttonText: 'Stop environment',
+    buttonVariant: 'danger',
     busyText: 'This environment is being deployed',
     confirmMessage: 'Are you sure you want to stop this environment?',
     errorMessage: 'Something went wrong while stopping this environment. Please try again.',
@@ -16,6 +17,7 @@ const actionButtonMocks = {
   [DEPLOYING]: {
     actionName: DEPLOYING,
     buttonText: 'Deploy',
+    buttonVariant: 'confirm',
     busyText: 'This environment is being deployed',
     confirmMessage: 'Are you sure you want to deploy this environment?',
     errorMessage: 'Something went wrong while deploying this environment. Please try again.',
@@ -23,6 +25,7 @@ const actionButtonMocks = {
   [REDEPLOYING]: {
     actionName: REDEPLOYING,
     buttonText: 'Re-deploy',
+    buttonVariant: 'confirm',
     busyText: 'This environment is being re-deployed',
     confirmMessage: 'Are you sure you want to re-deploy this environment?',
     errorMessage: 'Something went wrong while deploying this environment. Please try again.',
diff --git a/spec/lib/gitlab/project_authorizations_spec.rb b/spec/lib/gitlab/project_authorizations_spec.rb
index 8630762e06f..7852470196b 100644
--- a/spec/lib/gitlab/project_authorizations_spec.rb
+++ b/spec/lib/gitlab/project_authorizations_spec.rb
@@ -34,28 +34,12 @@ RSpec.describe Gitlab::ProjectAuthorizations do
         .to include(owned_project.id, other_project.id, group_project.id)
     end
 
-    context 'when personal_project_owner_with_owner_access feature flag is enabled' do
-      it 'includes the correct access levels' do
-        mapping = map_access_levels(authorizations)
+    it 'includes the correct access levels' do
+      mapping = map_access_levels(authorizations)
 
-        expect(mapping[owned_project.id]).to eq(Gitlab::Access::OWNER)
-        expect(mapping[other_project.id]).to eq(Gitlab::Access::REPORTER)
-        expect(mapping[group_project.id]).to eq(Gitlab::Access::DEVELOPER)
-      end
-    end
-
-    context 'when personal_project_owner_with_owner_access feature flag is disabled' do
-      before do
-        stub_feature_flags(personal_project_owner_with_owner_access: false)
-      end
-
-      it 'includes the correct access levels' do
-        mapping = map_access_levels(authorizations)
-
-        expect(mapping[owned_project.id]).to eq(Gitlab::Access::MAINTAINER)
-        expect(mapping[other_project.id]).to eq(Gitlab::Access::REPORTER)
-        expect(mapping[group_project.id]).to eq(Gitlab::Access::DEVELOPER)
-      end
+      expect(mapping[owned_project.id]).to eq(Gitlab::Access::MAINTAINER)
+      expect(mapping[other_project.id]).to eq(Gitlab::Access::REPORTER)
+      expect(mapping[group_project.id]).to eq(Gitlab::Access::DEVELOPER)
     end
   end
 
diff --git a/spec/models/container_repository_spec.rb b/spec/models/container_repository_spec.rb
index 77de9e83f0a..3524c810ff4 100644
--- a/spec/models/container_repository_spec.rb
+++ b/spec/models/container_repository_spec.rb
@@ -1179,6 +1179,16 @@ RSpec.describe ContainerRepository, :aggregate_failures do
     end
   end
 
+  describe '#external_import_status' do
+    subject { repository.external_import_status }
+
+    it 'returns the response from the client' do
+      expect(repository.gitlab_api_client).to receive(:import_status).with(repository.path).and_return('test')
+
+      expect(subject).to eq('test')
+    end
+  end
+
   describe '.with_stale_migration' do
     let_it_be(:repository) { create(:container_repository) }
     let_it_be(:stale_pre_importing_old_timestamp) { create(:container_repository, :pre_importing, migration_pre_import_started_at: 10.minutes.ago) }
diff --git a/spec/models/merge_request_spec.rb b/spec/models/merge_request_spec.rb
index e9a38755692..f2f2023a992 100644
--- a/spec/models/merge_request_spec.rb
+++ b/spec/models/merge_request_spec.rb
@@ -144,6 +144,20 @@ RSpec.describe MergeRequest, factory_default: :keep do
       end
     end
 
+    describe '.attention' do
+      let_it_be(:merge_request5) { create(:merge_request, :unique_branches, assignees: [user2])}
+      let_it_be(:merge_request6) { create(:merge_request, :unique_branches, assignees: [user2])}
+
+      before do
+        assignee = merge_request6.find_assignee(user2)
+        assignee.update!(state: :reviewed)
+      end
+
+      it 'returns MRs that have any attention requests' do
+        expect(described_class.attention(user2)).to eq([merge_request2, merge_request5])
+      end
+    end
+
     describe '.drafts' do
       it 'returns MRs where draft == true' do
         expect(described_class.drafts).to eq([merge_request4])
diff --git a/spec/models/project_team_spec.rb b/spec/models/project_team_spec.rb
index 5b11f9d828a..bfdebbc33df 100644
--- a/spec/models/project_team_spec.rb
+++ b/spec/models/project_team_spec.rb
@@ -225,7 +225,7 @@ RSpec.describe ProjectTeam do
     let_it_be(:maintainer) { create(:user) }
     let_it_be(:developer) { create(:user) }
     let_it_be(:guest) { create(:user) }
-    let_it_be(:project) { create(:project, group: create(:group)) }
+    let_it_be(:project) { create(:project, namespace: maintainer.namespace) }
     let_it_be(:access_levels) { [Gitlab::Access::DEVELOPER, Gitlab::Access::MAINTAINER] }
 
     subject(:members_with_access_levels) { project.team.members_with_access_levels(access_levels) }
diff --git a/spec/models/user_spec.rb b/spec/models/user_spec.rb
index 6e7cccfccf6..e4f25c79e53 100644
--- a/spec/models/user_spec.rb
+++ b/spec/models/user_spec.rb
@@ -3717,7 +3717,7 @@ RSpec.describe User do
 
     context 'with min_access_level' do
       let!(:user) { create(:user) }
-      let!(:project) { create(:project, :private, group: create(:group)) }
+      let!(:project) { create(:project, :private, namespace: user.namespace) }
 
       before do
         project.add_developer(user)
diff --git a/spec/requests/api/members_spec.rb b/spec/requests/api/members_spec.rb
index 5c867b4580b..6186a43f992 100644
--- a/spec/requests/api/members_spec.rb
+++ b/spec/requests/api/members_spec.rb
@@ -675,30 +675,13 @@ RSpec.describe API::Members do
     end
 
     context 'adding owner to project' do
-      context 'when personal_project_owner_with_owner_access feature flag is enabled' do
-        it 'returns created status' do
-          expect do
-            post api("/projects/#{project.id}/members", maintainer),
-                 params: { user_id: stranger.id, access_level: Member::OWNER }
+      it 'returns 403' do
+        expect do
+          post api("/projects/#{project.id}/members", maintainer),
+               params: { user_id: stranger.id, access_level: Member::OWNER }
 
-            expect(response).to have_gitlab_http_status(:created)
-          end.to change { project.members.count }.by(1)
-        end
-      end
-
-      context 'when personal_project_owner_with_owner_access feature flag is disabled' do
-        before do
-          stub_feature_flags(personal_project_owner_with_owner_access: false)
-        end
-
-        it 'returns created status' do
-          expect do
-            post api("/projects/#{project.id}/members", maintainer),
-                 params: { user_id: stranger.id, access_level: Member::OWNER }
-
-            expect(response).to have_gitlab_http_status(:bad_request)
-          end.not_to change { project.members.count }
-        end
+          expect(response).to have_gitlab_http_status(:bad_request)
+        end.not_to change { project.members.count }
       end
     end
 
diff --git a/spec/services/authorized_project_update/find_records_due_for_refresh_service_spec.rb b/spec/services/authorized_project_update/find_records_due_for_refresh_service_spec.rb
index 537d1986384..c6b184bd003 100644
--- a/spec/services/authorized_project_update/find_records_due_for_refresh_service_spec.rb
+++ b/spec/services/authorized_project_update/find_records_due_for_refresh_service_spec.rb
@@ -40,7 +40,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
         it 'is called' do
           ProjectAuthorization.delete_all
 
-          expect(callback).to receive(:call).with(project.id, Gitlab::Access::OWNER).once
+          expect(callback).to receive(:call).with(project.id, Gitlab::Access::MAINTAINER).once
 
           service.execute
         end
@@ -60,20 +60,20 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
 
           to_be_removed = [project2.id]
           to_be_added = [
-            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
           ]
 
           expect(service.execute).to eq([to_be_removed, to_be_added])
         end
 
         it 'finds duplicate entries that has to be removed' do
-          [Gitlab::Access::OWNER, Gitlab::Access::REPORTER].each do |access_level|
+          [Gitlab::Access::MAINTAINER, Gitlab::Access::REPORTER].each do |access_level|
             user.project_authorizations.create!(project: project, access_level: access_level)
           end
 
           to_be_removed = [project.id]
           to_be_added = [
-            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
           ]
 
           expect(service.execute).to eq([to_be_removed, to_be_added])
@@ -85,7 +85,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
 
           to_be_removed = [project.id]
           to_be_added = [
-            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+            { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
           ]
 
           expect(service.execute).to eq([to_be_removed, to_be_added])
@@ -143,16 +143,16 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
     end
 
     it 'sets the keys to the project IDs' do
-      expect(hash.keys).to match_array([project.id])
+      expect(hash.keys).to eq([project.id])
     end
 
     it 'sets the values to the access levels' do
-      expect(hash.values).to match_array([Gitlab::Access::OWNER])
+      expect(hash.values).to eq([Gitlab::Access::MAINTAINER])
     end
 
     context 'personal projects' do
       it 'includes the project with the right access level' do
-        expect(hash[project.id]).to eq(Gitlab::Access::OWNER)
+        expect(hash[project.id]).to eq(Gitlab::Access::MAINTAINER)
       end
     end
 
@@ -242,7 +242,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
       value = hash.values[0]
 
       expect(value.project_id).to eq(project.id)
-      expect(value.access_level).to eq(Gitlab::Access::OWNER)
+      expect(value.access_level).to eq(Gitlab::Access::MAINTAINER)
     end
   end
 
@@ -267,7 +267,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
       end
 
       it 'includes the access level for every row' do
-        expect(row.access_level).to eq(Gitlab::Access::OWNER)
+        expect(row.access_level).to eq(Gitlab::Access::MAINTAINER)
       end
     end
   end
@@ -283,7 +283,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
       rows = service.fresh_authorizations.to_a
 
       expect(rows.length).to eq(1)
-      expect(rows.first.access_level).to eq(Gitlab::Access::OWNER)
+      expect(rows.first.access_level).to eq(Gitlab::Access::MAINTAINER)
     end
 
     context 'every returned row' do
@@ -294,7 +294,7 @@ RSpec.describe AuthorizedProjectUpdate::FindRecordsDueForRefreshService do
       end
 
       it 'includes the access level' do
-        expect(row.access_level).to eq(Gitlab::Access::OWNER)
+        expect(row.access_level).to eq(Gitlab::Access::MAINTAINER)
       end
     end
   end
diff --git a/spec/services/members/projects/creator_service_spec.rb b/spec/services/members/projects/creator_service_spec.rb
index 7ba183759bc..c6917a21bcd 100644
--- a/spec/services/members/projects/creator_service_spec.rb
+++ b/spec/services/members/projects/creator_service_spec.rb
@@ -9,8 +9,8 @@ RSpec.describe Members::Projects::CreatorService do
   end
 
   describe '.access_levels' do
-    it 'returns Gitlab::Access.sym_options_with_owner' do
-      expect(described_class.access_levels).to eq(Gitlab::Access.sym_options_with_owner)
+    it 'returns Gitlab::Access.sym_options' do
+      expect(described_class.access_levels).to eq(Gitlab::Access.sym_options)
     end
   end
 end
diff --git a/spec/services/notification_service_spec.rb b/spec/services/notification_service_spec.rb
index d12b70d403a..9cbc16f0c95 100644
--- a/spec/services/notification_service_spec.rb
+++ b/spec/services/notification_service_spec.rb
@@ -3312,7 +3312,7 @@ RSpec.describe NotificationService, :mailer do
       describe "##{sym}" do
         subject(:notify!) { notification.send(sym, domain) }
 
-        it 'emails current watching maintainers and owners' do
+        it 'emails current watching maintainers' do
           expect(Notify).to receive(:"#{sym}_email").at_least(:once).and_call_original
 
           notify!
@@ -3410,7 +3410,7 @@ RSpec.describe NotificationService, :mailer do
         reset_delivered_emails!
       end
 
-      it 'emails current watching maintainers and owners' do
+      it 'emails current watching maintainers' do
         notification.remote_mirror_update_failed(remote_mirror)
 
         should_only_email(u_maintainer1, u_maintainer2, u_owner)
diff --git a/spec/services/projects/create_service_spec.rb b/spec/services/projects/create_service_spec.rb
index 41c82ef6a2f..43a9d69f3bb 100644
--- a/spec/services/projects/create_service_spec.rb
+++ b/spec/services/projects/create_service_spec.rb
@@ -116,34 +116,14 @@ RSpec.describe Projects::CreateService, '#execute' do
   end
 
   context 'user namespace' do
-    context 'when personal_project_owner_with_owner_access feature flag is enabled' do
-      it 'creates a project in user namespace' do
-        project = create_project(user, opts)
+    it 'creates a project in user namespace' do
+      project = create_project(user, opts)
 
-        expect(project).to be_valid
-        expect(project.first_owner).to eq(user)
-        expect(project.team.maintainers).not_to include(user)
-        expect(project.team.owners).to contain_exactly(user)
-        expect(project.namespace).to eq(user.namespace)
-        expect(project.project_namespace).to be_in_sync_with_project(project)
-      end
-    end
-
-    context 'when personal_project_owner_with_owner_access feature flag is disabled' do
-      before do
-        stub_feature_flags(personal_project_owner_with_owner_access: false)
-      end
-
-      it 'creates a project in user namespace' do
-        project = create_project(user, opts)
-
-        expect(project).to be_valid
-        expect(project.first_owner).to eq(user)
-        expect(project.team.maintainers).to contain_exactly(user)
-        expect(project.team.owners).to contain_exactly(user)
-        expect(project.namespace).to eq(user.namespace)
-        expect(project.project_namespace).to be_in_sync_with_project(project)
-      end
+      expect(project).to be_valid
+      expect(project.first_owner).to eq(user)
+      expect(project.team.maintainers).to include(user)
+      expect(project.namespace).to eq(user.namespace)
+      expect(project.project_namespace).to be_in_sync_with_project(project)
     end
   end
 
@@ -182,7 +162,7 @@ RSpec.describe Projects::CreateService, '#execute' do
         expect(project).to be_persisted
         expect(project.owner).to eq(user)
         expect(project.first_owner).to eq(user)
-        expect(project.team.owners).to contain_exactly(user)
+        expect(project.team.maintainers).to contain_exactly(user)
         expect(project.namespace).to eq(user.namespace)
         expect(project.project_namespace).to be_in_sync_with_project(project)
       end
diff --git a/spec/services/users/refresh_authorized_projects_service_spec.rb b/spec/services/users/refresh_authorized_projects_service_spec.rb
index b8fd2455445..a31902c7f16 100644
--- a/spec/services/users/refresh_authorized_projects_service_spec.rb
+++ b/spec/services/users/refresh_authorized_projects_service_spec.rb
@@ -52,7 +52,7 @@ RSpec.describe Users::RefreshAuthorizedProjectsService do
         it 'is called' do
           ProjectAuthorization.delete_all
 
-          expect(callback).to receive(:call).with(project.id, Gitlab::Access::OWNER).once
+          expect(callback).to receive(:call).with(project.id, Gitlab::Access::MAINTAINER).once
 
           service.execute
         end
@@ -73,7 +73,7 @@ RSpec.describe Users::RefreshAuthorizedProjectsService do
       to_be_removed = [project_authorization.project_id]
 
       to_be_added = [
-        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
       ]
 
       expect(service).to receive(:update_authorizations)
@@ -83,14 +83,14 @@ RSpec.describe Users::RefreshAuthorizedProjectsService do
     end
 
     it 'removes duplicate entries' do
-      [Gitlab::Access::OWNER, Gitlab::Access::REPORTER].each do |access_level|
+      [Gitlab::Access::MAINTAINER, Gitlab::Access::REPORTER].each do |access_level|
         user.project_authorizations.create!(project: project, access_level: access_level)
       end
 
       to_be_removed = [project.id]
 
       to_be_added = [
-        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
       ]
       expect(service).to(
         receive(:update_authorizations)
@@ -103,7 +103,7 @@ RSpec.describe Users::RefreshAuthorizedProjectsService do
       project_authorization = ProjectAuthorization.where(
         project_id: project.id,
         user_id: user.id,
-        access_level: Gitlab::Access::OWNER)
+        access_level: Gitlab::Access::MAINTAINER)
       expect(project_authorization).to exist
     end
 
@@ -116,7 +116,7 @@ RSpec.describe Users::RefreshAuthorizedProjectsService do
       to_be_removed = [project_authorization.project_id]
 
       to_be_added = [
-        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::OWNER }
+        { user_id: user.id, project_id: project.id, access_level: Gitlab::Access::MAINTAINER }
       ]
 
       expect(service).to receive(:update_authorizations)
diff --git a/spec/spec_helper.rb b/spec/spec_helper.rb
index f823683c274..37e9ef1d994 100644
--- a/spec/spec_helper.rb
+++ b/spec/spec_helper.rb
@@ -294,8 +294,6 @@ RSpec.configure do |config|
       # See https://gitlab.com/gitlab-org/gitlab/-/issues/33867
       stub_feature_flags(file_identifier_hash: false)
 
-      stub_feature_flags(diffs_virtual_scrolling: false)
-
       # The following `vue_issues_list` stub can be removed
       # once the Vue issues page has feature parity with the current Haml page
       stub_feature_flags(vue_issues_list: false)
diff --git a/spec/support/helpers/merge_request_diff_helpers.rb b/spec/support/helpers/merge_request_diff_helpers.rb
index 30afde7efed..7515c789add 100644
--- a/spec/support/helpers/merge_request_diff_helpers.rb
+++ b/spec/support/helpers/merge_request_diff_helpers.rb
@@ -1,8 +1,11 @@
 # frozen_string_literal: true
 
 module MergeRequestDiffHelpers
+  PageEndReached = Class.new(StandardError)
+
   def click_diff_line(line_holder, diff_side = nil)
     line = get_line_components(line_holder, diff_side)
+    scroll_to_elements_bottom(line_holder)
     line_holder.hover
     line[:num].find('.js-add-diff-note-button').click
   end
@@ -27,4 +30,55 @@ module MergeRequestDiffHelpers
     line_holder.find('.diff-line-num', match: :first)
     { content: line_holder.all('.line_content')[side_index], num: line_holder.all('.diff-line-num')[side_index] }
   end
+
+  def has_reached_page_end
+    evaluate_script("(window.innerHeight + window.scrollY) >= document.body.offsetHeight")
+  end
+
+  def scroll_to_elements_bottom(element)
+    evaluate_script("(function(el) {
+      window.scrollBy(0, el.getBoundingClientRect().bottom - window.innerHeight);
+    })(arguments[0]);", element.native)
+  end
+
+  # we're not using Capybara's .obscured here because it also checks if the element is clickable
+  def within_viewport?(element)
+    evaluate_script("(function(el) {
+      var rect = el.getBoundingClientRect();
+      return (
+        rect.bottom >= 0 &&
+        rect.right >= 0 &&
+        rect.top <= (window.innerHeight || document.documentElement.clientHeight) &&
+        rect.left <= (window.innerWidth || document.documentElement.clientWidth)
+      );
+    })(arguments[0]);", element.native)
+  end
+
+  def find_within_viewport(selector, **options)
+    begin
+      element = find(selector, **options, wait: 2)
+    rescue Capybara::ElementNotFound
+      return
+    end
+    return element if within_viewport?(element)
+
+    nil
+  end
+
+  def find_by_scrolling(selector, **options)
+    element = find_within_viewport(selector, **options)
+    return element if element
+
+    page.execute_script "window.scrollTo(0,0)"
+    until element
+
+      if has_reached_page_end
+        raise PageEndReached, "Failed to find any elements matching a selector '#{selector}' by scrolling. Page end reached."
+      end
+
+      page.execute_script "window.scrollBy(0,window.innerHeight/1.5)"
+      element = find_within_viewport(selector, **options)
+    end
+    element
+  end
 end
diff --git a/spec/support/helpers/note_interaction_helpers.rb b/spec/support/helpers/note_interaction_helpers.rb
index a4322618cd3..fa2705a64fa 100644
--- a/spec/support/helpers/note_interaction_helpers.rb
+++ b/spec/support/helpers/note_interaction_helpers.rb
@@ -1,8 +1,10 @@
 # frozen_string_literal: true
 
 module NoteInteractionHelpers
+  include MergeRequestDiffHelpers
+
   def open_more_actions_dropdown(note)
-    note_element = find("#note_#{note.id}")
+    note_element = find_by_scrolling("#note_#{note.id}")
 
     note_element.find('.more-actions-toggle').click
     note_element.find('.more-actions .dropdown-menu li', match: :first)
diff --git a/spec/support/shared_examples/features/comments_on_merge_request_files_shared_examples.rb b/spec/support/shared_examples/features/comments_on_merge_request_files_shared_examples.rb
index e0a032b1a43..8a07e52019c 100644
--- a/spec/support/shared_examples/features/comments_on_merge_request_files_shared_examples.rb
+++ b/spec/support/shared_examples/features/comments_on_merge_request_files_shared_examples.rb
@@ -2,7 +2,7 @@
 
 RSpec.shared_examples 'comment on merge request file' do
   it 'adds a comment' do
-    click_diff_line(find("[id='#{sample_commit.line_code}']"))
+    click_diff_line(find_by_scrolling("[id='#{sample_commit.line_code}']"))
 
     page.within('.js-discussion-note-form') do
       fill_in(:note_note, with: 'Line is wrong')
diff --git a/spec/support/shared_examples/namespaces/traversal_scope_examples.rb b/spec/support/shared_examples/namespaces/traversal_scope_examples.rb
index b43b7946e69..bcb5464ed5b 100644
--- a/spec/support/shared_examples/namespaces/traversal_scope_examples.rb
+++ b/spec/support/shared_examples/namespaces/traversal_scope_examples.rb
@@ -299,4 +299,51 @@ RSpec.shared_examples 'namespace traversal scopes' do
       include_examples '.self_and_descendant_ids'
     end
   end
+
+  shared_examples '.self_and_hierarchy' do
+    let(:base_scope) { Group.where(id: base_groups) }
+
+    subject { base_scope.self_and_hierarchy }
+
+    context 'with ancestors only' do
+      let(:base_groups) { [group_1, group_2] }
+
+      it { is_expected.to match_array(groups) }
+    end
+
+    context 'with descendants only' do
+      let(:base_groups) { [deep_nested_group_1, deep_nested_group_2] }
+
+      it { is_expected.to match_array(groups) }
+    end
+
+    context 'nodes with both ancestors and descendants' do
+      let(:base_groups) { [nested_group_1, nested_group_2] }
+
+      it { is_expected.to match_array(groups) }
+    end
+
+    context 'with duplicate base groups' do
+      let(:base_groups) { [nested_group_1, nested_group_1] }
+
+      it { is_expected.to contain_exactly(group_1, nested_group_1, deep_nested_group_1) }
+    end
+  end
+
+  describe '.self_and_hierarchy' do
+    it_behaves_like '.self_and_hierarchy'
+
+    context "use_traversal_ids_for_self_and_hierarchy_scopes feature flag is false" do
+      before do
+        stub_feature_flags(use_traversal_ids_for_self_and_hierarchy_scopes: false)
+      end
+
+      it_behaves_like '.self_and_hierarchy'
+
+      it 'make recursive queries' do
+        base_groups = Group.where(id: nested_group_1)
+        expect { base_groups.self_and_hierarchy.load }.to make_queries_matching(/WITH RECURSIVE/)
+      end
+    end
+  end
 end
diff --git a/spec/workers/container_registry/migration/guard_worker_spec.rb b/spec/workers/container_registry/migration/guard_worker_spec.rb
index 480e8adbd5c..7d1df320d4e 100644
--- a/spec/workers/container_registry/migration/guard_worker_spec.rb
+++ b/spec/workers/container_registry/migration/guard_worker_spec.rb
@@ -26,11 +26,30 @@ RSpec.describe ContainerRegistry::Migration::GuardWorker, :aggregate_failures do
         allow(::Gitlab).to receive(:com?).and_return(true)
       end
 
+      shared_examples 'not aborting any migration' do
+        it 'will not abort the migration' do
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:aborted_stale_migrations_count, 0)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:long_running_stale_migration_container_repository_ids, [stale_migration.id])
+
+          expect { subject }
+              .to not_change(pre_importing_migrations, :count)
+              .and not_change(pre_import_done_migrations, :count)
+              .and not_change(importing_migrations, :count)
+              .and not_change(import_done_migrations, :count)
+              .and not_change(import_aborted_migrations, :count)
+              .and not_change { stale_migration.reload.migration_state }
+              .and not_change { ongoing_migration.migration_state }
+        end
+      end
+
       context 'with no stale migrations' do
         it_behaves_like 'an idempotent worker'
 
         it 'will not update any migration state' do
           expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 0)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:aborted_stale_migrations_count, 0)
+
           expect { subject }
             .to not_change(pre_importing_migrations, :count)
             .and not_change(pre_import_done_migrations, :count)
@@ -41,10 +60,19 @@ RSpec.describe ContainerRegistry::Migration::GuardWorker, :aggregate_failures do
 
       context 'with pre_importing stale migrations' do
         let(:ongoing_migration) { create(:container_repository, :pre_importing) }
-        let(:stale_migration) { create(:container_repository, :pre_importing, migration_pre_import_started_at: 10.minutes.ago) }
+        let(:stale_migration) { create(:container_repository, :pre_importing, migration_pre_import_started_at: 35.minutes.ago) }
+        let(:import_status) { 'test' }
+
+        before do
+          allow_next_instance_of(ContainerRegistry::GitlabApiClient) do |client|
+            allow(client).to receive(:import_status).and_return(import_status)
+          end
+        end
 
         it 'will abort the migration' do
           expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:aborted_stale_migrations_count, 1)
+
           expect { subject }
               .to change(pre_importing_migrations, :count).by(-1)
               .and not_change(pre_import_done_migrations, :count)
@@ -54,18 +82,26 @@ RSpec.describe ContainerRegistry::Migration::GuardWorker, :aggregate_failures do
               .and change { stale_migration.reload.migration_state }.from('pre_importing').to('import_aborted')
               .and not_change { ongoing_migration.migration_state }
         end
+
+        context 'the client returns pre_import_in_progress' do
+          let(:import_status) { 'pre_import_in_progress' }
+
+          it_behaves_like 'not aborting any migration'
+        end
       end
 
       context 'with pre_import_done stale migrations' do
         let(:ongoing_migration) { create(:container_repository, :pre_import_done) }
-        let(:stale_migration) { create(:container_repository, :pre_import_done, migration_pre_import_done_at: 10.minutes.ago) }
+        let(:stale_migration) { create(:container_repository, :pre_import_done, migration_pre_import_done_at: 35.minutes.ago) }
 
         before do
           allow(::ContainerRegistry::Migration).to receive(:max_step_duration).and_return(5.minutes)
-          expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
         end
 
         it 'will abort the migration' do
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:aborted_stale_migrations_count, 1)
+
           expect { subject }
               .to not_change(pre_importing_migrations, :count)
               .and change(pre_import_done_migrations, :count).by(-1)
@@ -79,14 +115,19 @@ RSpec.describe ContainerRegistry::Migration::GuardWorker, :aggregate_failures do
 
       context 'with importing stale migrations' do
         let(:ongoing_migration) { create(:container_repository, :importing) }
-        let(:stale_migration) { create(:container_repository, :importing, migration_import_started_at: 10.minutes.ago) }
+        let(:stale_migration) { create(:container_repository, :importing, migration_import_started_at: 35.minutes.ago) }
+        let(:import_status) { 'test' }
 
         before do
-          allow(::ContainerRegistry::Migration).to receive(:max_step_duration).and_return(5.minutes)
-          expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
+          allow_next_instance_of(ContainerRegistry::GitlabApiClient) do |client|
+            allow(client).to receive(:import_status).and_return(import_status)
+          end
         end
 
         it 'will abort the migration' do
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:stale_migrations_count, 1)
+          expect(worker).to receive(:log_extra_metadata_on_done).with(:aborted_stale_migrations_count, 1)
+
           expect { subject }
               .to not_change(pre_importing_migrations, :count)
               .and not_change(pre_import_done_migrations, :count)
@@ -96,6 +137,12 @@ RSpec.describe ContainerRegistry::Migration::GuardWorker, :aggregate_failures do
               .and change { stale_migration.reload.migration_state }.from('importing').to('import_aborted')
               .and not_change { ongoing_migration.migration_state }
         end
+
+        context 'the client returns import_in_progress' do
+          let(:import_status) { 'import_in_progress' }
+
+          it_behaves_like 'not aborting any migration'
+        end
       end
     end