Add latest changes from gitlab-org/gitlab@13-6-stable-eev13.6.0-rc42

38 files changed, 1362 insertions, 206 deletions

diff --git a/app/assets/javascripts/boards/components/board_assignee_dropdown.vue b/app/assets/javascripts/boards/components/board_assignee_dropdown.vue
new file mode 100644
index 00000000000..c81f171af2b
--- /dev/null
+++ b/app/assets/javascripts/boards/components/board_assignee_dropdown.vue
@@ -0,0 +1,178 @@
+<script>
+import { mapActions, mapGetters } from 'vuex';
+import {
+  GlDropdownItem,
+  GlDropdownDivider,
+  GlAvatarLabeled,
+  GlAvatarLink,
+  GlSearchBoxByType,
+} from '@gitlab/ui';
+import { __, n__ } from '~/locale';
+import IssuableAssignees from '~/sidebar/components/assignees/issuable_assignees.vue';
+import BoardEditableItem from '~/boards/components/sidebar/board_editable_item.vue';
+import MultiSelectDropdown from '~/vue_shared/components/sidebar/multiselect_dropdown.vue';
+import getIssueParticipants from '~/vue_shared/components/sidebar/queries/getIssueParticipants.query.graphql';
+import searchUsers from '~/boards/queries/users_search.query.graphql';
+
+export default {
+  noSearchDelay: 0,
+  searchDelay: 250,
+  i18n: {
+    unassigned: __('Unassigned'),
+    assignee: __('Assignee'),
+    assignees: __('Assignees'),
+    assignTo: __('Assign to'),
+  },
+  components: {
+    BoardEditableItem,
+    IssuableAssignees,
+    MultiSelectDropdown,
+    GlDropdownItem,
+    GlDropdownDivider,
+    GlAvatarLabeled,
+    GlAvatarLink,
+    GlSearchBoxByType,
+  },
+  data() {
+    return {
+      search: '',
+      participants: [],
+      selected: this.$store.getters.activeIssue.assignees,
+    };
+  },
+  apollo: {
+    participants: {
+      query() {
+        return this.isSearchEmpty ? getIssueParticipants : searchUsers;
+      },
+      variables() {
+        if (this.isSearchEmpty) {
+          return {
+            id: `gid://gitlab/Issue/${this.activeIssue.iid}`,
+          };
+        }
+
+        return {
+          search: this.search,
+        };
+      },
+      update(data) {
+        if (this.isSearchEmpty) {
+          return data.issue?.participants?.nodes || [];
+        }
+
+        return data.users?.nodes || [];
+      },
+      debounce() {
+        const { noSearchDelay, searchDelay } = this.$options;
+
+        return this.isSearchEmpty ? noSearchDelay : searchDelay;
+      },
+    },
+  },
+  computed: {
+    ...mapGetters(['activeIssue']),
+    assigneeText() {
+      return n__('Assignee', '%d Assignees', this.selected.length);
+    },
+    unSelectedFiltered() {
+      return this.participants.filter(({ username }) => {
+        return !this.selectedUserNames.includes(username);
+      });
+    },
+    selectedIsEmpty() {
+      return this.selected.length === 0;
+    },
+    selectedUserNames() {
+      return this.selected.map(({ username }) => username);
+    },
+    isSearchEmpty() {
+      return this.search === '';
+    },
+  },
+  methods: {
+    ...mapActions(['setAssignees']),
+    clearSelected() {
+      this.selected = [];
+    },
+    selectAssignee(name) {
+      if (name === undefined) {
+        this.clearSelected();
+        return;
+      }
+
+      this.selected = this.selected.concat(name);
+    },
+    unselect(name) {
+      this.selected = this.selected.filter(user => user.username !== name);
+    },
+    saveAssignees() {
+      this.setAssignees(this.selectedUserNames);
+    },
+    isChecked(id) {
+      return this.selectedUserNames.includes(id);
+    },
+  },
+};
+</script>
+
+<template>
+  <board-editable-item :title="assigneeText" @close="saveAssignees">
+    <template #collapsed>
+      <issuable-assignees :users="activeIssue.assignees" />
+    </template>
+
+    <template #default>
+      <multi-select-dropdown
+        class="w-100"
+        :text="$options.i18n.assignees"
+        :header-text="$options.i18n.assignTo"
+      >
+        <template #search>
+          <gl-search-box-by-type v-model.trim="search" />
+        </template>
+        <template #items>
+          <gl-dropdown-item
+            :is-checked="selectedIsEmpty"
+            data-testid="unassign"
+            class="mt-2"
+            @click="selectAssignee()"
+            >{{ $options.i18n.unassigned }}</gl-dropdown-item
+          >
+          <gl-dropdown-divider data-testid="unassign-divider" />
+          <gl-dropdown-item
+            v-for="item in selected"
+            :key="item.id"
+            :is-checked="isChecked(item.username)"
+            @click="unselect(item.username)"
+          >
+            <gl-avatar-link>
+              <gl-avatar-labeled
+                :size="32"
+                :label="item.name"
+                :sub-label="item.username"
+                :src="item.avatarUrl || item.avatar"
+              />
+            </gl-avatar-link>
+          </gl-dropdown-item>
+          <gl-dropdown-divider v-if="!selectedIsEmpty" data-testid="selected-user-divider" />
+          <gl-dropdown-item
+            v-for="unselectedUser in unSelectedFiltered"
+            :key="unselectedUser.id"
+            :data-testid="`item_${unselectedUser.name}`"
+            @click="selectAssignee(unselectedUser)"
+          >
+            <gl-avatar-link>
+              <gl-avatar-labeled
+                :size="32"
+                :label="unselectedUser.name"
+                :sub-label="unselectedUser.username"
+                :src="unselectedUser.avatarUrl || unselectedUser.avatar"
+              />
+            </gl-avatar-link>
+          </gl-dropdown-item>
+        </template>
+      </multi-select-dropdown>
+    </template>
+  </board-editable-item>
+</template>
diff --git a/app/assets/javascripts/boards/components/board_card_layout.vue b/app/assets/javascripts/boards/components/board_card_layout.vue
index 072dd87861a..f796acd2303 100644
--- a/app/assets/javascripts/boards/components/board_card_layout.vue
+++ b/app/assets/javascripts/boards/components/board_card_layout.vue
@@ -44,9 +44,6 @@ export default {
     multiSelectVisible() {
       return this.multiSelect.list.findIndex(issue => issue.id === this.issue.id) > -1;
     },
-    canMultiSelect() {
-      return gon.features && gon.features.multiSelectBoard;
-    },
   },
   methods: {
     mouseDown() {
@@ -59,7 +56,7 @@ export default {
       // Don't do anything if this happened on a no trigger element
       if (e.target.classList.contains('js-no-trigger')) return;
 
-      const isMultiSelect = this.canMultiSelect && (e.ctrlKey || e.metaKey);
+      const isMultiSelect = e.ctrlKey || e.metaKey;
 
       if (this.showDetail || isMultiSelect) {
         this.showDetail = false;
diff --git a/app/assets/javascripts/boards/components/board_column.vue b/app/assets/javascripts/boards/components/board_column.vue
index 9295065b7b7..cb93340bcf8 100644
--- a/app/assets/javascripts/boards/components/board_column.vue
+++ b/app/assets/javascripts/boards/components/board_column.vue
@@ -1,14 +1,10 @@
 <script>
-import { mapGetters, mapActions } from 'vuex';
+// This component is being replaced in favor of './board_column_new.vue' for GraphQL boards
 import Sortable from 'sortablejs';
 import BoardListHeader from 'ee_else_ce/boards/components/board_list_header.vue';
-import Tooltip from '~/vue_shared/directives/tooltip';
 import EmptyComponent from '~/vue_shared/components/empty_component';
-import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 import BoardList from './board_list.vue';
-import BoardListNew from './board_list_new.vue';
 import boardsStore from '../stores/boards_store';
-import eventHub from '../eventhub';
 import { getBoardSortableDefaultOptions, sortableEnd } from '../mixins/sortable_default_options';
 import { ListType } from '../constants';
 
@@ -16,12 +12,8 @@ export default {
   components: {
     BoardPromotionState: EmptyComponent,
     BoardListHeader,
-    BoardList: gon.features?.graphqlBoardLists ? BoardListNew : BoardList,
+    BoardList,
   },
-  directives: {
-    Tooltip,
-  },
-  mixins: [glFeatureFlagMixin()],
   props: {
     list: {
       type: Object,
@@ -50,44 +42,25 @@ export default {
     };
   },
   computed: {
-    ...mapGetters(['getIssues']),
     showBoardListAndBoardInfo() {
       return this.list.type !== ListType.promotion;
     },
-    uniqueKey() {
-      // eslint-disable-next-line @gitlab/require-i18n-strings
-      return `boards.${this.boardId}.${this.list.type}.${this.list.id}`;
-    },
     listIssues() {
-      if (!this.glFeatures.graphqlBoardLists) {
-        return this.list.issues;
-      }
-      return this.getIssues(this.list.id);
-    },
-    shouldFetchIssues() {
-      return this.glFeatures.graphqlBoardLists && this.list.type !== ListType.blank;
+      return this.list.issues;
     },
   },
   watch: {
     filter: {
       handler() {
-        if (this.shouldFetchIssues) {
-          this.fetchIssuesForList({ listId: this.list.id });
-        } else {
-          this.list.page = 1;
-          this.list.getIssues(true).catch(() => {
-            // TODO: handle request error
-          });
-        }
+        this.list.page = 1;
+        this.list.getIssues(true).catch(() => {
+          // TODO: handle request error
+        });
       },
       deep: true,
     },
   },
   mounted() {
-    if (this.shouldFetchIssues) {
-      this.fetchIssuesForList({ listId: this.list.id });
-    }
-
     const instance = this;
 
     const sortableOptions = getBoardSortableDefaultOptions({
@@ -113,12 +86,6 @@ export default {
 
     Sortable.create(this.$el.parentNode, sortableOptions);
   },
-  methods: {
-    ...mapActions(['fetchIssuesForList']),
-    showListNewIssueForm(listId) {
-      eventHub.$emit('showForm', listId);
-    },
-  },
 };
 </script>
 
@@ -131,7 +98,7 @@ export default {
       'board-type-assignee': list.type === 'assignee',
     }"
     :data-id="list.id"
-    class="board gl-h-full gl-px-3 gl-vertical-align-top gl-white-space-normal"
+    class="board gl-display-inline-block gl-h-full gl-px-3 gl-vertical-align-top gl-white-space-normal"
     data-qa-selector="board_list"
   >
     <div
diff --git a/app/assets/javascripts/boards/components/board_column_new.vue b/app/assets/javascripts/boards/components/board_column_new.vue
new file mode 100644
index 00000000000..8a59355eb83
--- /dev/null
+++ b/app/assets/javascripts/boards/components/board_column_new.vue
@@ -0,0 +1,94 @@
+<script>
+import { mapGetters, mapActions, mapState } from 'vuex';
+import BoardListHeader from 'ee_else_ce/boards/components/board_list_header_new.vue';
+import BoardPromotionState from 'ee_else_ce/boards/components/board_promotion_state';
+import BoardList from './board_list_new.vue';
+import { ListType } from '../constants';
+
+export default {
+  components: {
+    BoardPromotionState,
+    BoardListHeader,
+    BoardList,
+  },
+  props: {
+    list: {
+      type: Object,
+      default: () => ({}),
+      required: false,
+    },
+    disabled: {
+      type: Boolean,
+      required: true,
+    },
+    canAdminList: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+  },
+  inject: {
+    boardId: {
+      default: '',
+    },
+  },
+  computed: {
+    ...mapState(['filterParams']),
+    ...mapGetters(['getIssuesByList']),
+    showBoardListAndBoardInfo() {
+      return this.list.type !== ListType.promotion;
+    },
+    listIssues() {
+      return this.getIssuesByList(this.list.id);
+    },
+    shouldFetchIssues() {
+      return this.list.type !== ListType.blank;
+    },
+  },
+  watch: {
+    filterParams: {
+      handler() {
+        if (this.shouldFetchIssues) {
+          this.fetchIssuesForList({ listId: this.list.id });
+        }
+      },
+      deep: true,
+      immediate: true,
+    },
+  },
+  methods: {
+    ...mapActions(['fetchIssuesForList']),
+    // TODO: Reordering of lists https://gitlab.com/gitlab-org/gitlab/-/issues/280515
+  },
+};
+</script>
+
+<template>
+  <div
+    :class="{
+      'is-draggable': !list.preset,
+      'is-expandable': list.isExpandable,
+      'is-collapsed': !list.isExpanded,
+      'board-type-assignee': list.type === 'assignee',
+    }"
+    :data-id="list.id"
+    class="board gl-display-inline-block gl-h-full gl-px-3 gl-vertical-align-top gl-white-space-normal"
+    data-qa-selector="board_list"
+  >
+    <div
+      class="board-inner gl-display-flex gl-flex-direction-column gl-relative gl-h-full gl-rounded-base"
+    >
+      <board-list-header :can-admin-list="canAdminList" :list="list" :disabled="disabled" />
+      <board-list
+        v-if="showBoardListAndBoardInfo"
+        ref="board-list"
+        :disabled="disabled"
+        :issues="listIssues"
+        :list="list"
+      />
+
+      <!-- Will be only available in EE -->
+      <board-promotion-state v-if="list.id === 'promotion'" />
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/boards/components/board_configuration_options.vue b/app/assets/javascripts/boards/components/board_configuration_options.vue
index ad3d653b905..754b00b54e0 100644
--- a/app/assets/javascripts/boards/components/board_configuration_options.vue
+++ b/app/assets/javascripts/boards/components/board_configuration_options.vue
@@ -43,7 +43,7 @@ export default {
 
 <template>
   <div class="append-bottom-20">
-    <label class="form-section-title label-bold" for="board-new-name">
+    <label class="label-bold gl-font-lg" for="board-new-name">
       {{ __('List options') }}
     </label>
     <p class="text-secondary gl-mb-3">
diff --git a/app/assets/javascripts/boards/components/board_content.vue b/app/assets/javascripts/boards/components/board_content.vue
index 2515f471379..92976574efb 100644
--- a/app/assets/javascripts/boards/components/board_content.vue
+++ b/app/assets/javascripts/boards/components/board_content.vue
@@ -1,13 +1,14 @@
 <script>
 import { mapState, mapGetters, mapActions } from 'vuex';
 import { sortBy } from 'lodash';
-import BoardColumn from 'ee_else_ce/boards/components/board_column.vue';
 import { GlAlert } from '@gitlab/ui';
+import BoardColumn from 'ee_else_ce/boards/components/board_column.vue';
+import BoardColumnNew from './board_column_new.vue';
 import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 
 export default {
   components: {
-    BoardColumn,
+    BoardColumn: gon.features?.graphqlBoardLists ? BoardColumnNew : BoardColumn,
     BoardContentSidebar: () => import('ee_component/boards/components/board_content_sidebar.vue'),
     EpicsSwimlanes: () => import('ee_component/boards/components/epics_swimlanes.vue'),
     GlAlert,
@@ -38,12 +39,11 @@ export default {
   },
   mounted() {
     if (this.glFeatures.graphqlBoardLists) {
-      this.fetchLists();
       this.showPromotionList();
     }
   },
   methods: {
-    ...mapActions(['fetchLists', 'showPromotionList']),
+    ...mapActions(['showPromotionList']),
   },
 };
 </script>
diff --git a/app/assets/javascripts/boards/components/board_form.vue b/app/assets/javascripts/boards/components/board_form.vue
index 793c594cf16..e4ef3600ff9 100644
--- a/app/assets/javascripts/boards/components/board_form.vue
+++ b/app/assets/javascripts/boards/components/board_form.vue
@@ -196,9 +196,7 @@ export default {
       <p v-if="isDeleteForm">{{ __('Are you sure you want to delete this board?') }}</p>
       <form v-else class="js-board-config-modal" @submit.prevent>
         <div v-if="!readonly" class="append-bottom-20">
-          <label class="form-section-title label-bold" for="board-new-name">{{
-            __('Title')
-          }}</label>
+          <label class="label-bold gl-font-lg" for="board-new-name">{{ __('Title') }}</label>
           <input
             id="board-new-name"
             ref="name"
diff --git a/app/assets/javascripts/boards/components/board_list.vue b/app/assets/javascripts/boards/components/board_list.vue
index d01df44e7e4..53989e2d9de 100644
--- a/app/assets/javascripts/boards/components/board_list.vue
+++ b/app/assets/javascripts/boards/components/board_list.vue
@@ -16,9 +16,7 @@ import {
 
 // This component is being replaced in favor of './board_list_new.vue' for GraphQL boards
 
-if (gon.features && gon.features.multiSelectBoard) {
-  Sortable.mount(new MultiDrag());
-}
+Sortable.mount(new MultiDrag());
 
 export default {
   name: 'BoardList',
@@ -100,12 +98,11 @@ export default {
   mounted() {
     // TODO: Use Draggable in ./board_list_new.vue to drag & drop issue
     // https://gitlab.com/gitlab-org/gitlab/-/issues/218164
-    const multiSelectOpts = {};
-    if (gon.features && gon.features.multiSelectBoard) {
-      multiSelectOpts.multiDrag = true;
-      multiSelectOpts.selectedClass = 'js-multi-select';
-      multiSelectOpts.animation = 500;
-    }
+    const multiSelectOpts = {
+      multiDrag: true,
+      selectedClass: 'js-multi-select',
+      animation: 500,
+    };
 
     const options = getBoardSortableDefaultOptions({
       scroll: true,
diff --git a/app/assets/javascripts/boards/components/board_list_header.vue b/app/assets/javascripts/boards/components/board_list_header.vue
index bb9a1b79d91..d85ba2038a7 100644
--- a/app/assets/javascripts/boards/components/board_list_header.vue
+++ b/app/assets/javascripts/boards/components/board_list_header.vue
@@ -17,7 +17,6 @@ import eventHub from '../eventhub';
 import sidebarEventHub from '~/sidebar/event_hub';
 import { inactiveId, LIST, ListType } from '../constants';
 import { isScopedLabel } from '~/lib/utils/common_utils';
-import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 
 export default {
   components: {
@@ -32,7 +31,6 @@ export default {
   directives: {
     GlTooltip: GlTooltipDirective,
   },
-  mixins: [glFeatureFlagMixin()],
   props: {
     list: {
       type: Object,
@@ -121,12 +119,9 @@ export default {
     collapsedTooltipTitle() {
       return this.listTitle || this.listAssignee;
     },
-    shouldDisplaySwimlanes() {
-      return this.glFeatures.boardsWithSwimlanes && this.isSwimlanesOn;
-    },
   },
   methods: {
-    ...mapActions(['updateList', 'setActiveId']),
+    ...mapActions(['setActiveId']),
     openSidebarSettings() {
       if (this.activeId === inactiveId) {
         sidebarEventHub.$emit('sidebar.closeAll');
@@ -160,11 +155,7 @@ export default {
       }
     },
     updateListFunction() {
-      if (this.shouldDisplaySwimlanes || this.glFeatures.graphqlBoardLists) {
-        this.updateList({ listId: this.list.id, collapsed: !this.list.isExpanded });
-      } else {
-        this.list.update();
-      }
+      this.list.update();
     },
   },
 };
@@ -188,8 +179,9 @@ export default {
         'gl-py-3 gl-h-full': !list.isExpanded && !isSwimlanesHeader,
         'gl-border-b-0': !list.isExpanded || isSwimlanesHeader,
         'gl-py-2': !list.isExpanded && isSwimlanesHeader,
+        'gl-flex-direction-column': !list.isExpanded,
       }"
-      class="board-title gl-m-0 gl-display-flex js-board-handle"
+      class="board-title gl-m-0 gl-display-flex gl-align-items-center gl-font-base gl-px-3 js-board-handle"
     >
       <gl-button
         v-if="list.isExpandable"
@@ -202,7 +194,15 @@ export default {
         @click="toggleExpanded"
       />
       <!-- The following is only true in EE and if it is a milestone -->
-      <span v-if="showMilestoneListDetails" aria-hidden="true" class="gl-mr-2 milestone-icon">
+      <span
+        v-if="showMilestoneListDetails"
+        aria-hidden="true"
+        class="milestone-icon"
+        :class="{
+          'gl-mt-3 gl-rotate-90': !list.isExpanded,
+          'gl-mr-2': list.isExpanded,
+        }"
+      >
         <gl-icon name="timer" />
       </span>
 
@@ -210,6 +210,9 @@ export default {
         v-if="showAssigneeListDetails"
         :href="list.assignee.path"
         class="user-avatar-link js-no-trigger"
+        :class="{
+          'gl-mt-3 gl-rotate-90': !list.isExpanded,
+        }"
       >
         <img
           v-gl-tooltip.hover.bottom
@@ -223,20 +226,28 @@ export default {
       </a>
       <div
         class="board-title-text"
-        :class="{ 'gl-display-none': !list.isExpanded && isSwimlanesHeader }"
+        :class="{
+          'gl-display-none': !list.isExpanded && isSwimlanesHeader,
+          'gl-flex-grow-0 gl-my-3 gl-mx-0': !list.isExpanded,
+          'gl-flex-grow-1': list.isExpanded,
+        }"
       >
         <span
           v-if="list.type !== 'label'"
           v-gl-tooltip.hover
           :class="{
-            'gl-display-inline-block': list.type === 'milestone',
+            'gl-display-block': !list.isExpanded || list.type === 'milestone',
           }"
           :title="listTitle"
-          class="board-title-main-text block-truncated"
+          class="board-title-main-text gl-text-truncate"
         >
           {{ list.title }}
         </span>
-        <span v-if="list.type === 'assignee'" class="board-title-sub-text gl-ml-2">
+        <span
+          v-if="list.type === 'assignee'"
+          class="gl-ml-2 gl-font-weight-normal gl-text-gray-500"
+          :class="{ 'gl-display-none': !list.isExpanded }"
+        >
           @{{ listAssignee }}
         </span>
         <gl-label
@@ -279,7 +290,10 @@ export default {
       <div
         v-if="showBoardListAndBoardInfo"
         class="issue-count-badge gl-display-inline-flex gl-pr-0 no-drag text-secondary"
-        :class="{ 'gl-display-none!': !list.isExpanded && isSwimlanesHeader }"
+        :class="{
+          'gl-display-none!': !list.isExpanded && isSwimlanesHeader,
+          'gl-p-0': !list.isExpanded,
+        }"
       >
         <span class="gl-display-inline-flex">
           <gl-tooltip :target="() => $refs.issueCount" :title="issuesTooltipLabel" />
diff --git a/app/assets/javascripts/boards/components/board_list_header_new.vue b/app/assets/javascripts/boards/components/board_list_header_new.vue
new file mode 100644
index 00000000000..99347a4cd4d
--- /dev/null
+++ b/app/assets/javascripts/boards/components/board_list_header_new.vue
@@ -0,0 +1,358 @@
+<script>
+import { mapActions, mapState } from 'vuex';
+import {
+  GlButton,
+  GlButtonGroup,
+  GlLabel,
+  GlTooltip,
+  GlIcon,
+  GlSprintf,
+  GlTooltipDirective,
+} from '@gitlab/ui';
+import { n__, s__ } from '~/locale';
+import AccessorUtilities from '../../lib/utils/accessor';
+import IssueCount from './issue_count.vue';
+import eventHub from '../eventhub';
+import sidebarEventHub from '~/sidebar/event_hub';
+import { inactiveId, LIST, ListType } from '../constants';
+import { isScopedLabel } from '~/lib/utils/common_utils';
+
+export default {
+  components: {
+    GlButtonGroup,
+    GlButton,
+    GlLabel,
+    GlTooltip,
+    GlIcon,
+    GlSprintf,
+    IssueCount,
+  },
+  directives: {
+    GlTooltip: GlTooltipDirective,
+  },
+  props: {
+    list: {
+      type: Object,
+      default: () => ({}),
+      required: false,
+    },
+    disabled: {
+      type: Boolean,
+      required: true,
+    },
+    isSwimlanesHeader: {
+      type: Boolean,
+      required: false,
+      default: false,
+    },
+  },
+  inject: {
+    boardId: {
+      default: '',
+    },
+    weightFeatureAvailable: {
+      default: false,
+    },
+    scopedLabelsAvailable: {
+      default: false,
+    },
+    currentUserId: {
+      default: null,
+    },
+  },
+  computed: {
+    ...mapState(['activeId']),
+    isLoggedIn() {
+      return Boolean(this.currentUserId);
+    },
+    listType() {
+      return this.list.type;
+    },
+    listAssignee() {
+      return this.list?.assignee?.username || '';
+    },
+    listTitle() {
+      return this.list?.label?.description || this.list.title || '';
+    },
+    showListHeaderButton() {
+      return (
+        !this.disabled &&
+        this.listType !== ListType.closed &&
+        this.listType !== ListType.blank &&
+        this.listType !== ListType.promotion
+      );
+    },
+    showMilestoneListDetails() {
+      return (
+        this.list.type === ListType.milestone &&
+        this.list.milestone &&
+        (this.list.isExpanded || !this.isSwimlanesHeader)
+      );
+    },
+    showAssigneeListDetails() {
+      return (
+        this.list.type === ListType.assignee && (this.list.isExpanded || !this.isSwimlanesHeader)
+      );
+    },
+    issuesCount() {
+      return this.list.issuesSize;
+    },
+    issuesTooltipLabel() {
+      return n__(`%d issue`, `%d issues`, this.issuesCount);
+    },
+    chevronTooltip() {
+      return this.list.isExpanded ? s__('Boards|Collapse') : s__('Boards|Expand');
+    },
+    chevronIcon() {
+      return this.list.isExpanded ? 'chevron-right' : 'chevron-down';
+    },
+    isNewIssueShown() {
+      return this.listType === ListType.backlog || this.showListHeaderButton;
+    },
+    isSettingsShown() {
+      return (
+        this.listType !== ListType.backlog && this.showListHeaderButton && this.list.isExpanded
+      );
+    },
+    showBoardListAndBoardInfo() {
+      return this.listType !== ListType.blank && this.listType !== ListType.promotion;
+    },
+    uniqueKey() {
+      // eslint-disable-next-line @gitlab/require-i18n-strings
+      return `boards.${this.boardId}.${this.listType}.${this.list.id}`;
+    },
+    collapsedTooltipTitle() {
+      return this.listTitle || this.listAssignee;
+    },
+    headerStyle() {
+      return { borderTopColor: this.list?.label?.color };
+    },
+  },
+  methods: {
+    ...mapActions(['updateList', 'setActiveId']),
+    openSidebarSettings() {
+      if (this.activeId === inactiveId) {
+        sidebarEventHub.$emit('sidebar.closeAll');
+      }
+
+      this.setActiveId({ id: this.list.id, sidebarType: LIST });
+    },
+    showScopedLabels(label) {
+      return this.scopedLabelsAvailable && isScopedLabel(label);
+    },
+
+    showNewIssueForm() {
+      eventHub.$emit(`toggle-issue-form-${this.list.id}`);
+    },
+    toggleExpanded() {
+      this.list.isExpanded = !this.list.isExpanded;
+
+      if (!this.isLoggedIn) {
+        this.addToLocalStorage();
+      } else {
+        this.updateListFunction();
+      }
+
+      // When expanding/collapsing, the tooltip on the caret button sometimes stays open.
+      // Close all tooltips manually to prevent dangling tooltips.
+      this.$root.$emit('bv::hide::tooltip');
+    },
+    addToLocalStorage() {
+      if (AccessorUtilities.isLocalStorageAccessSafe()) {
+        localStorage.setItem(`${this.uniqueKey}.expanded`, this.list.isExpanded);
+      }
+    },
+    updateListFunction() {
+      this.updateList({ listId: this.list.id, collapsed: !this.list.isExpanded });
+    },
+  },
+};
+</script>
+
+<template>
+  <header
+    :class="{
+      'has-border': list.label && list.label.color,
+      'gl-h-full': !list.isExpanded,
+      'board-inner gl-rounded-top-left-base gl-rounded-top-right-base': isSwimlanesHeader,
+    }"
+    :style="headerStyle"
+    class="board-header gl-relative"
+    data-qa-selector="board_list_header"
+    data-testid="board-list-header"
+  >
+    <h3
+      :class="{
+        'user-can-drag': !disabled && !list.preset,
+        'gl-py-3 gl-h-full': !list.isExpanded && !isSwimlanesHeader,
+        'gl-border-b-0': !list.isExpanded || isSwimlanesHeader,
+        'gl-py-2': !list.isExpanded && isSwimlanesHeader,
+        'gl-flex-direction-column': !list.isExpanded,
+      }"
+      class="board-title gl-m-0 gl-display-flex gl-align-items-center gl-font-base gl-px-3 js-board-handle"
+    >
+      <gl-button
+        v-if="list.isExpandable"
+        v-gl-tooltip.hover
+        :aria-label="chevronTooltip"
+        :title="chevronTooltip"
+        :icon="chevronIcon"
+        class="board-title-caret no-drag gl-cursor-pointer"
+        variant="link"
+        @click="toggleExpanded"
+      />
+      <!-- EE start -->
+      <span
+        v-if="showMilestoneListDetails"
+        aria-hidden="true"
+        class="milestone-icon"
+        :class="{
+          'gl-mt-3 gl-rotate-90': !list.isExpanded,
+          'gl-mr-2': list.isExpanded,
+        }"
+      >
+        <gl-icon name="timer" />
+      </span>
+
+      <a
+        v-if="showAssigneeListDetails"
+        :href="list.assignee.path"
+        class="user-avatar-link js-no-trigger"
+        :class="{
+          'gl-mt-3 gl-rotate-90': !list.isExpanded,
+        }"
+      >
+        <img
+          v-gl-tooltip.hover.bottom
+          :title="listAssignee"
+          :alt="list.assignee.name"
+          :src="list.assignee.avatar"
+          class="avatar s20"
+          height="20"
+          width="20"
+        />
+      </a>
+      <!-- EE end -->
+      <div
+        class="board-title-text"
+        :class="{
+          'gl-display-none': !list.isExpanded && isSwimlanesHeader,
+          'gl-flex-grow-0 gl-my-3 gl-mx-0': !list.isExpanded,
+          'gl-flex-grow-1': list.isExpanded,
+        }"
+      >
+        <!-- EE start -->
+        <span
+          v-if="listType !== 'label'"
+          v-gl-tooltip.hover
+          :class="{
+            'gl-display-block': !list.isExpanded || listType === 'milestone',
+          }"
+          :title="listTitle"
+          class="board-title-main-text gl-text-truncate"
+        >
+          {{ list.title }}
+        </span>
+        <span
+          v-if="listType === 'assignee'"
+          v-show="list.isExpanded"
+          class="gl-ml-2 gl-font-weight-normal gl-text-gray-500"
+        >
+          @{{ listAssignee }}
+        </span>
+        <!-- EE end -->
+        <gl-label
+          v-if="listType === 'label'"
+          v-gl-tooltip.hover.bottom
+          :background-color="list.label.color"
+          :description="list.label.description"
+          :scoped="showScopedLabels(list.label)"
+          :size="!list.isExpanded ? 'sm' : ''"
+          :title="list.label.title"
+        />
+      </div>
+
+      <!-- EE start -->
+      <span
+        v-if="isSwimlanesHeader && !list.isExpanded"
+        ref="collapsedInfo"
+        aria-hidden="true"
+        class="board-header-collapsed-info-icon gl-mt-2 gl-cursor-pointer gl-text-gray-500"
+      >
+        <gl-icon name="information" />
+      </span>
+      <gl-tooltip v-if="isSwimlanesHeader && !list.isExpanded" :target="() => $refs.collapsedInfo">
+        <div class="gl-font-weight-bold gl-pb-2">{{ collapsedTooltipTitle }}</div>
+        <div v-if="list.maxIssueCount !== 0">
+          •
+          <gl-sprintf :message="__('%{issuesSize} with a limit of %{maxIssueCount}')">
+            <template #issuesSize>{{ issuesTooltipLabel }}</template>
+            <template #maxIssueCount>{{ list.maxIssueCount }}</template>
+          </gl-sprintf>
+        </div>
+        <div v-else>• {{ issuesTooltipLabel }}</div>
+        <div v-if="weightFeatureAvailable">
+          •
+          <gl-sprintf :message="__('%{totalWeight} total weight')">
+            <template #totalWeight>{{ list.totalWeight }}</template>
+          </gl-sprintf>
+        </div>
+      </gl-tooltip>
+      <!-- EE end -->
+
+      <div
+        v-if="showBoardListAndBoardInfo"
+        class="issue-count-badge gl-display-inline-flex gl-pr-0 no-drag gl-text-gray-500"
+        :class="{
+          'gl-display-none!': !list.isExpanded && isSwimlanesHeader,
+          'gl-p-0': !list.isExpanded,
+        }"
+      >
+        <span class="gl-display-inline-flex">
+          <gl-tooltip :target="() => $refs.issueCount" :title="issuesTooltipLabel" />
+          <span ref="issueCount" class="issue-count-badge-count">
+            <gl-icon class="gl-mr-2" name="issues" />
+            <issue-count :issues-size="issuesCount" :max-issue-count="list.maxIssueCount" />
+          </span>
+          <!-- EE start -->
+          <template v-if="weightFeatureAvailable">
+            <gl-tooltip :target="() => $refs.weightTooltip" :title="weightCountToolTip" />
+            <span ref="weightTooltip" class="gl-display-inline-flex gl-ml-3">
+              <gl-icon class="gl-mr-2" name="weight" />
+              {{ list.totalWeight }}
+            </span>
+          </template>
+          <!-- EE end -->
+        </span>
+      </div>
+      <gl-button-group
+        v-if="isNewIssueShown || isSettingsShown"
+        class="board-list-button-group pl-2"
+      >
+        <gl-button
+          v-if="isNewIssueShown"
+          v-show="list.isExpanded"
+          ref="newIssueBtn"
+          v-gl-tooltip.hover
+          :aria-label="__('New issue')"
+          :title="__('New issue')"
+          class="issue-count-badge-add-button no-drag"
+          icon="plus"
+          @click="showNewIssueForm"
+        />
+
+        <gl-button
+          v-if="isSettingsShown"
+          ref="settingsBtn"
+          v-gl-tooltip.hover
+          :aria-label="__('List settings')"
+          class="no-drag js-board-settings-button"
+          :title="__('List settings')"
+          icon="settings"
+          @click="openSidebarSettings"
+        />
+        <gl-tooltip :target="() => $refs.settingsBtn">{{ __('List settings') }}</gl-tooltip>
+      </gl-button-group>
+    </h3>
+  </header>
+</template>
diff --git a/app/assets/javascripts/boards/components/board_list_new.vue b/app/assets/javascripts/boards/components/board_list_new.vue
index 0a495d05122..396aedcc557 100644
--- a/app/assets/javascripts/boards/components/board_list_new.vue
+++ b/app/assets/javascripts/boards/components/board_list_new.vue
@@ -1,7 +1,7 @@
 <script>
 import { mapActions, mapState } from 'vuex';
 import { GlLoadingIcon } from '@gitlab/ui';
-import BoardNewIssue from './board_new_issue.vue';
+import BoardNewIssue from './board_new_issue_new.vue';
 import BoardCard from './board_card.vue';
 import eventHub from '../eventhub';
 import boardsStore from '../stores/boards_store';
diff --git a/app/assets/javascripts/boards/components/board_new_issue.vue b/app/assets/javascripts/boards/components/board_new_issue.vue
index 0a665b82880..a9e6d768656 100644
--- a/app/assets/javascripts/boards/components/board_new_issue.vue
+++ b/app/assets/javascripts/boards/components/board_new_issue.vue
@@ -1,6 +1,4 @@
 <script>
-import $ from 'jquery';
-import { mapActions, mapGetters } from 'vuex';
 import { GlButton } from '@gitlab/ui';
 import { getMilestone } from 'ee_else_ce/boards/boards_util';
 import ListIssue from 'ee_else_ce/boards/models/issue';
@@ -9,6 +7,8 @@ import ProjectSelect from './project_select.vue';
 import boardsStore from '../stores/boards_store';
 import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
 
+// This component is being replaced in favor of './board_new_issue_new.vue' for GraphQL boards
+
 export default {
   name: 'BoardNewIssue',
   components: {
@@ -31,23 +31,18 @@ export default {
     };
   },
   computed: {
-    ...mapGetters(['isSwimlanesOn']),
     disabled() {
       if (this.groupId) {
         return this.title === '' || !this.selectedProject.name;
       }
       return this.title === '';
     },
-    shouldDisplaySwimlanes() {
-      return this.glFeatures.boardsWithSwimlanes && this.isSwimlanesOn;
-    },
   },
   mounted() {
     this.$refs.input.focus();
     eventHub.$on('setSelectedProject', this.setSelectedProject);
   },
   methods: {
-    ...mapActions(['addListIssue', 'addListIssueFailure']),
     submit(e) {
       e.preventDefault();
       if (this.title.trim() === '') return Promise.resolve();
@@ -74,31 +69,14 @@ export default {
       eventHub.$emit(`scroll-board-list-${this.list.id}`);
       this.cancel();
 
-      if (this.shouldDisplaySwimlanes || this.glFeatures.graphqlBoardLists) {
-        this.addListIssue({ list: this.list, issue, position: 0 });
-      }
-
       return this.list
         .newIssue(issue)
         .then(() => {
-          // Need this because our jQuery very kindly disables buttons on ALL form submissions
-          $(this.$refs.submitButton).enable();
-
-          if (!this.shouldDisplaySwimlanes && !this.glFeatures.graphqlBoardLists) {
-            boardsStore.setIssueDetail(issue);
-            boardsStore.setListDetail(this.list);
-          }
+          boardsStore.setIssueDetail(issue);
+          boardsStore.setListDetail(this.list);
         })
         .catch(() => {
-          // Need this because our jQuery very kindly disables buttons on ALL form submissions
-          $(this.$refs.submitButton).enable();
-
-          // Remove the issue
-          if (this.shouldDisplaySwimlanes || this.glFeatures.graphqlBoardLists) {
-            this.addListIssueFailure({ list: this.list, issue });
-          } else {
-            this.list.removeIssue(issue);
-          }
+          this.list.removeIssue(issue);
 
           // Show error message
           this.error = true;
@@ -137,7 +115,7 @@ export default {
           <gl-button
             ref="submitButton"
             :disabled="disabled"
-            class="float-left"
+            class="float-left js-no-auto-disable"
             variant="success"
             category="primary"
             type="submit"
diff --git a/app/assets/javascripts/boards/components/board_new_issue_new.vue b/app/assets/javascripts/boards/components/board_new_issue_new.vue
new file mode 100644
index 00000000000..969c84ddb59
--- /dev/null
+++ b/app/assets/javascripts/boards/components/board_new_issue_new.vue
@@ -0,0 +1,129 @@
+<script>
+import { mapActions } from 'vuex';
+import { GlButton } from '@gitlab/ui';
+import { getMilestone } from 'ee_else_ce/boards/boards_util';
+import eventHub from '../eventhub';
+import ProjectSelect from './project_select.vue';
+import glFeatureFlagMixin from '~/vue_shared/mixins/gl_feature_flags_mixin';
+import { __ } from '~/locale';
+
+export default {
+  name: 'BoardNewIssue',
+  i18n: {
+    submit: __('Submit issue'),
+    cancel: __('Cancel'),
+  },
+  components: {
+    ProjectSelect,
+    GlButton,
+  },
+  mixins: [glFeatureFlagMixin()],
+  props: {
+    list: {
+      type: Object,
+      required: true,
+    },
+  },
+  inject: ['groupId', 'weightFeatureAvailable', 'boardWeight'],
+  data() {
+    return {
+      title: '',
+      selectedProject: {},
+    };
+  },
+  computed: {
+    disabled() {
+      if (this.groupId) {
+        return this.title === '' || !this.selectedProject.name;
+      }
+      return this.title === '';
+    },
+    inputFieldId() {
+      // eslint-disable-next-line @gitlab/require-i18n-strings
+      return `${this.list.id}-title`;
+    },
+  },
+  mounted() {
+    this.$refs.input.focus();
+    eventHub.$on('setSelectedProject', this.setSelectedProject);
+  },
+  methods: {
+    ...mapActions(['addListNewIssue']),
+    submit(e) {
+      e.preventDefault();
+
+      const labels = this.list.label ? [this.list.label] : [];
+      const assignees = this.list.assignee ? [this.list.assignee] : [];
+      const milestone = getMilestone(this.list);
+
+      const weight = this.weightFeatureAvailable ? this.boardWeight : undefined;
+
+      const { title } = this;
+
+      eventHub.$emit(`scroll-board-list-${this.list.id}`);
+
+      return this.addListNewIssue({
+        issueInput: {
+          title,
+          labelIds: labels?.map(l => l.id),
+          assigneeIds: assignees?.map(a => a?.id),
+          milestoneId: milestone?.id,
+          projectPath: this.selectedProject.path,
+          weight: weight >= 0 ? weight : null,
+        },
+        list: this.list,
+      }).then(() => {
+        this.reset();
+      });
+    },
+    reset() {
+      this.title = '';
+      eventHub.$emit(`toggle-issue-form-${this.list.id}`);
+    },
+    setSelectedProject(selectedProject) {
+      this.selectedProject = selectedProject;
+    },
+  },
+};
+</script>
+
+<template>
+  <div class="board-new-issue-form">
+    <div class="board-card position-relative p-3 rounded">
+      <form ref="submitForm" @submit="submit">
+        <label :for="inputFieldId" class="label-bold">{{ __('Title') }}</label>
+        <input
+          :id="inputFieldId"
+          ref="input"
+          v-model="title"
+          class="form-control"
+          type="text"
+          name="issue_title"
+          autocomplete="off"
+        />
+        <project-select v-if="groupId" :group-id="groupId" :list="list" />
+        <div class="clearfix gl-mt-3">
+          <gl-button
+            ref="submitButton"
+            :disabled="disabled"
+            class="float-left js-no-auto-disable"
+            variant="success"
+            category="primary"
+            type="submit"
+          >
+            {{ $options.i18n.submit }}
+          </gl-button>
+          <gl-button
+            ref="cancelButton"
+            class="float-right"
+            type="button"
+            variant="default"
+            @click="reset"
+          >
+            {{ $options.i18n.cancel }}
+          </gl-button>
+        </div>
+      </form>
+    </div>
+  </div>
+</template>
diff --git a/app/assets/javascripts/boards/components/board_promotion_state.js b/app/assets/javascripts/boards/components/board_promotion_state.js
new file mode 100644
index 00000000000..ff8b4c56321
--- /dev/null
+++ b/app/assets/javascripts/boards/components/board_promotion_state.js
@@ -0,0 +1 @@
+export default {};
diff --git a/app/assets/javascripts/boards/components/board_settings_sidebar.vue b/app/assets/javascripts/boards/components/board_settings_sidebar.vue
index 392e056dcbf..80070b25bd0 100644
--- a/app/assets/javascripts/boards/components/board_settings_sidebar.vue
+++ b/app/assets/javascripts/boards/components/board_settings_sidebar.vue
@@ -36,6 +36,9 @@ export default {
   computed: {
     ...mapGetters(['isSidebarOpen', 'shouldUseGraphQL']),
     ...mapState(['activeId', 'sidebarType', 'boardLists']),
+    isWipLimitsOn() {
+      return this.glFeatures.wipLimits;
+    },
     activeList() {
       /*
         Warning: Though a computed property it is not reactive because we are
@@ -66,14 +69,18 @@ export default {
     eventHub.$off('sidebar.closeAll', this.unsetActiveId);
   },
   methods: {
-    ...mapActions(['unsetActiveId']),
+    ...mapActions(['unsetActiveId', 'removeList']),
     showScopedLabels(label) {
       return boardsStore.scopedLabels.enabled && isScopedLabel(label);
     },
     deleteBoard() {
       // eslint-disable-next-line no-alert
-      if (window.confirm(__('Are you sure you want to delete this list?'))) {
-        this.activeList.destroy();
+      if (window.confirm(__('Are you sure you want to remove this list?'))) {
+        if (this.shouldUseGraphQL) {
+          this.removeList(this.activeId);
+        } else {
+          this.activeList.destroy();
+        }
         this.unsetActiveId();
       }
     },
@@ -105,7 +112,10 @@ export default {
         :active-list="activeList"
         :board-list-type="boardListType"
       />
-      <board-settings-sidebar-wip-limit :max-issue-count="activeList.maxIssueCount" />
+      <board-settings-sidebar-wip-limit
+        v-if="isWipLimitsOn"
+        :max-issue-count="activeList.maxIssueCount"
+      />
       <div v-if="canAdminList && !activeList.preset && activeList.id" class="gl-m-4">
         <gl-button
           variant="danger"
diff --git a/app/assets/javascripts/boards/components/boards_selector.vue b/app/assets/javascripts/boards/components/boards_selector.vue
index 271e1fc4b5f..0b079c78209 100644
--- a/app/assets/javascripts/boards/components/boards_selector.vue
+++ b/app/assets/javascripts/boards/components/boards_selector.vue
@@ -261,7 +261,7 @@ export default {
         >
           <gl-deprecated-dropdown-item
             v-show="filteredBoards.length === 0"
-            class="no-pointer-events text-secondary"
+            class="gl-pointer-events-none text-secondary"
           >
             {{ s__('IssueBoards|No matching boards found') }}
           </gl-deprecated-dropdown-item>
diff --git a/app/assets/javascripts/boards/components/issue_card_inner.vue b/app/assets/javascripts/boards/components/issue_card_inner.vue
index a181ea51c4a..45ce1e51489 100644
--- a/app/assets/javascripts/boards/components/issue_card_inner.vue
+++ b/app/assets/javascripts/boards/components/issue_card_inner.vue
@@ -3,7 +3,7 @@ import { sortBy } from 'lodash';
 import { mapState } from 'vuex';
 import { GlLabel, GlTooltipDirective, GlIcon } from '@gitlab/ui';
 import issueCardInner from 'ee_else_ce/boards/mixins/issue_card_inner';
-import { sprintf, __ } from '~/locale';
+import { sprintf, __, n__ } from '~/locale';
 import TooltipOnTruncate from '~/vue_shared/components/tooltip_on_truncate.vue';
 import UserAvatarLink from '../../vue_shared/components/user_avatar/user_avatar_link.vue';
 import IssueDueDate from './issue_due_date.vue';
@@ -89,6 +89,12 @@ export default {
     orderedLabels() {
       return sortBy(this.issue.labels.filter(this.isNonListLabel), 'title');
     },
+    blockedLabel() {
+      if (this.issue.blockedByCount) {
+        return n__(`Blocked by %d issue`, `Blocked by %d issues`, this.issue.blockedByCount);
+      }
+      return __('Blocked issue');
+    },
   },
   methods: {
     isIndexLessThanlimit(index) {
@@ -133,15 +139,16 @@ export default {
 </script>
 <template>
   <div>
-    <div class="d-flex board-card-header" dir="auto">
+    <div class="gl-display-flex" dir="auto">
       <h4 class="board-card-title gl-mb-0 gl-mt-0">
         <gl-icon
           v-if="issue.blocked"
           v-gl-tooltip
           name="issue-block"
-          :title="__('Blocked issue')"
+          :title="blockedLabel"
           class="issue-blocked-icon gl-mr-2"
-          :aria-label="__('Blocked issue')"
+          :aria-label="blockedLabel"
+          data-testid="issue-blocked-icon"
         />
         <gl-icon
           v-if="issue.confidential"
@@ -156,7 +163,7 @@ export default {
         }}</a>
       </h4>
     </div>
-    <div v-if="showLabelFooter" class="board-card-labels gl-mt-2 d-flex flex-wrap">
+    <div v-if="showLabelFooter" class="board-card-labels gl-mt-2 gl-display-flex gl-flex-wrap">
       <template v-for="label in orderedLabels">
         <gl-label
           :key="label.id"
@@ -169,24 +176,26 @@ export default {
         />
       </template>
     </div>
-    <div class="board-card-footer d-flex justify-content-between align-items-end">
+    <div
+      class="board-card-footer gl-display-flex gl-justify-content-space-between gl-align-items-flex-end"
+    >
       <div
-        class="d-flex align-items-start flex-wrap-reverse board-card-number-container overflow-hidden js-board-card-number-container"
+        class="gl-display-flex align-items-start flex-wrap-reverse board-card-number-container gl-overflow-hidden js-board-card-number-container"
       >
         <span
           v-if="issue.referencePath"
-          class="board-card-number overflow-hidden d-flex gl-mr-3 gl-mt-3"
+          class="board-card-number gl-overflow-hidden gl-display-flex gl-mr-3 gl-mt-3"
         >
           <tooltip-on-truncate
             v-if="issueReferencePath"
             :title="issueReferencePath"
             placement="bottom"
-            class="board-issue-path block-truncated bold"
+            class="board-issue-path gl-text-truncate gl-font-weight-bold"
             >{{ issueReferencePath }}</tooltip-on-truncate
           >
           #{{ issue.iid }}
         </span>
-        <span class="board-info-items gl-mt-3 d-inline-block">
+        <span class="board-info-items gl-mt-3 gl-display-inline-block">
           <issue-due-date v-if="issue.dueDate" :date="issue.dueDate" :closed="issue.closed" />
           <issue-time-estimate v-if="issue.timeEstimate" :estimate="issue.timeEstimate" />
           <issue-card-weight
@@ -196,20 +205,20 @@ export default {
           />
         </span>
       </div>
-      <div class="board-card-assignee d-flex">
+      <div class="board-card-assignee gl-display-flex">
         <user-avatar-link
           v-for="(assignee, index) in issue.assignees"
           v-if="shouldRenderAssignee(index)"
           :key="assignee.id"
           :link-href="assigneeUrl(assignee)"
           :img-alt="avatarUrlTitle(assignee)"
-          :img-src="assignee.avatar || assignee.avatar_url"
+          :img-src="assignee.avatarUrl || assignee.avatar || assignee.avatar_url"
           :img-size="24"
           class="js-no-trigger"
           tooltip-placement="bottom"
         >
           <span class="js-assignee-tooltip">
-            <span class="bold d-block">{{ __('Assignee') }}</span>
+            <span class="gl-font-weight-bold gl-display-block">{{ __('Assignee') }}</span>
             {{ assignee.name }}
             <span class="text-white-50">@{{ assignee.username }}</span>
           </span>
diff --git a/app/assets/javascripts/boards/components/modal/empty_state.vue b/app/assets/javascripts/boards/components/modal/empty_state.vue
index cd4512f320f..eb2db260717 100644
--- a/app/assets/javascripts/boards/components/modal/empty_state.vue
+++ b/app/assets/javascripts/boards/components/modal/empty_state.vue
@@ -1,13 +1,13 @@
 <script>
-/* eslint-disable vue/no-v-html */
-import { GlButton } from '@gitlab/ui';
-import { __, sprintf } from '~/locale';
+import { GlButton, GlSprintf } from '@gitlab/ui';
+import { __ } from '~/locale';
 import ModalStore from '../../stores/modal_store';
 import modalMixin from '../../mixins/modal_mixins';
 
 export default {
   components: {
     GlButton,
+    GlSprintf,
   },
   mixins: [modalMixin],
   props: {
@@ -34,11 +34,8 @@ export default {
 
       if (this.activeTab === 'selected') {
         obj.title = __("You haven't selected any issues yet");
-        obj.content = sprintf(
-          __(
-            'Go back to %{startTag}Open issues%{endTag} and select some issues to add to your board.',
-          ),
-          { startTag: '<strong>', endTag: '</strong>' },
+        obj.content = __(
+          'Go back to %{tagStart}Open issues%{tagEnd} and select some issues to add to your board.',
         );
       }
 
@@ -57,7 +54,13 @@ export default {
       <div class="col-12 col-md-6 order-md-first">
         <div class="text-content">
           <h4>{{ contents.title }}</h4>
-          <p v-html="contents.content"></p>
+          <p>
+            <gl-sprintf :message="contents.content">
+              <template #tag="{ content }">
+                <strong>{{ content }}</strong>
+              </template>
+            </gl-sprintf>
+          </p>
           <gl-button
             v-if="activeTab === 'all'"
             :href="newIssuePath"
diff --git a/app/assets/javascripts/boards/components/new_list_dropdown.js b/app/assets/javascripts/boards/components/new_list_dropdown.js
index c8926c5ef2a..47eee5306da 100644
--- a/app/assets/javascripts/boards/components/new_list_dropdown.js
+++ b/app/assets/javascripts/boards/components/new_list_dropdown.js
@@ -7,6 +7,7 @@ import { deprecatedCreateFlash as flash } from '~/flash';
 import CreateLabelDropdown from '../../create_label';
 import boardsStore from '../stores/boards_store';
 import { fullLabelId } from '../boards_util';
+import { getIdFromGraphQLId } from '~/graphql_shared/utils';
 import store from '~/boards/stores';
 import initDeprecatedJQueryDropdown from '~/deprecated_jquery_dropdown';
 
@@ -61,7 +62,7 @@ export default function initNewListDropdown() {
         const active = boardsStore.findListByLabelId(label.id);
         const $li = $('<li />');
         const $a = $('<a />', {
-          class: active ? `is-active js-board-list-${active.id}` : '',
+          class: active ? `is-active js-board-list-${getIdFromGraphQLId(active.id)}` : '',
           text: label.title,
           href: '#',
         });
diff --git a/app/assets/javascripts/boards/components/project_select.vue b/app/assets/javascripts/boards/components/project_select.vue
index 566c0081b9d..f90fe582566 100644
--- a/app/assets/javascripts/boards/components/project_select.vue
+++ b/app/assets/javascripts/boards/components/project_select.vue
@@ -44,6 +44,7 @@ export default {
         this.selectedProject = {
           id: $el.data('project-id'),
           name: $el.data('project-name'),
+          path: $el.data('project-path'),
         };
         eventHub.$emit('setSelectedProject', this.selectedProject);
       },
@@ -75,11 +76,12 @@ export default {
       renderRow(project) {
         return `
             <li>
-              <a href='#' class='dropdown-menu-link' data-project-id="${
-                project.id
-              }" data-project-name="${project.name}" data-project-name-with-namespace="${
-          project.name_with_namespace
-        }">
+              <a href='#' class='dropdown-menu-link'
+                data-project-id="${project.id}"
+                data-project-name="${project.name}"
+                data-project-name-with-namespace="${project.name_with_namespace}"
+                data-project-path="${project.path_with_namespace}"
+              >
                 ${escape(project.name_with_namespace)}
               </a>
             </li>
diff --git a/app/assets/javascripts/boards/components/sidebar/board_sidebar_due_date.vue b/app/assets/javascripts/boards/components/sidebar/board_sidebar_due_date.vue
new file mode 100644
index 00000000000..6935ead2706
--- /dev/null
+++ b/app/assets/javascripts/boards/components/sidebar/board_sidebar_due_date.vue
@@ -0,0 +1,111 @@
+<script>
+import { mapGetters, mapActions } from 'vuex';
+import { GlButton, GlDatepicker } from '@gitlab/ui';
+import BoardEditableItem from '~/boards/components/sidebar/board_editable_item.vue';
+import { dateInWords, formatDate, parsePikadayDate } from '~/lib/utils/datetime_utility';
+import createFlash from '~/flash';
+import { __ } from '~/locale';
+
+export default {
+  components: {
+    BoardEditableItem,
+    GlButton,
+    GlDatepicker,
+  },
+  data() {
+    return {
+      loading: false,
+    };
+  },
+  computed: {
+    ...mapGetters({ issue: 'activeIssue', projectPathForActiveIssue: 'projectPathForActiveIssue' }),
+    hasDueDate() {
+      return this.issue.dueDate != null;
+    },
+    parsedDueDate() {
+      if (!this.hasDueDate) {
+        return null;
+      }
+
+      return parsePikadayDate(this.issue.dueDate);
+    },
+    formattedDueDate() {
+      if (!this.hasDueDate) {
+        return '';
+      }
+
+      return dateInWords(this.parsedDueDate, true);
+    },
+  },
+  methods: {
+    ...mapActions(['setActiveIssueDueDate']),
+    async openDatePicker() {
+      await this.$nextTick();
+      this.$refs.datePicker.calendar.show();
+    },
+    async setDueDate(date) {
+      this.loading = true;
+      this.$refs.sidebarItem.collapse();
+
+      try {
+        const dueDate = date ? formatDate(date, 'yyyy-mm-dd') : null;
+        await this.setActiveIssueDueDate({ dueDate, projectPath: this.projectPathForActiveIssue });
+      } catch (e) {
+        createFlash({ message: this.$options.i18n.updateDueDateError });
+      } finally {
+        this.loading = false;
+      }
+    },
+  },
+  i18n: {
+    dueDate: __('Due date'),
+    removeDueDate: __('remove due date'),
+    updateDueDateError: __('An error occurred when updating the issue due date'),
+  },
+};
+</script>
+
+<template>
+  <board-editable-item
+    ref="sidebarItem"
+    class="board-sidebar-due-date"
+    :title="$options.i18n.dueDate"
+    :loading="loading"
+    @open="openDatePicker"
+  >
+    <template v-if="hasDueDate" #collapsed>
+      <div class="gl-display-flex gl-align-items-center">
+        <strong class="gl-text-gray-900">{{ formattedDueDate }}</strong>
+        <span class="gl-mx-2">-</span>
+        <gl-button
+          variant="link"
+          class="gl-text-gray-400!"
+          data-testid="reset-button"
+          :disabled="loading"
+          @click="setDueDate(null)"
+        >
+          {{ $options.i18n.removeDueDate }}
+        </gl-button>
+      </div>
+    </template>
+    <template>
+      <gl-datepicker
+        ref="datePicker"
+        :value="parsedDueDate"
+        show-clear-button
+        @input="setDueDate"
+        @clear="setDueDate(null)"
+      />
+    </template>
+  </board-editable-item>
+</template>
+<style>
+/*
+ * This can be removed after closing:
+ * https://gitlab.com/gitlab-org/gitlab-ui/-/issues/1048
+ */
+.board-sidebar-due-date .gl-datepicker,
+.board-sidebar-due-date .gl-datepicker-input {
+  width: 100%;
+}
+</style>
diff --git a/app/assets/javascripts/boards/components/sidebar/board_sidebar_labels_select.vue b/app/assets/javascripts/boards/components/sidebar/board_sidebar_labels_select.vue
index 0f063c7582e..9d537a4ef2c 100644
--- a/app/assets/javascripts/boards/components/sidebar/board_sidebar_labels_select.vue
+++ b/app/assets/javascripts/boards/components/sidebar/board_sidebar_labels_select.vue
@@ -21,9 +21,9 @@ export default {
   },
   inject: ['labelsFetchPath', 'labelsManagePath', 'labelsFilterBasePath'],
   computed: {
-    ...mapGetters({ issue: 'getActiveIssue' }),
+    ...mapGetters(['activeIssue', 'projectPathForActiveIssue']),
     selectedLabels() {
-      const { labels = [] } = this.issue;
+      const { labels = [] } = this.activeIssue;
 
       return labels.map(label => ({
         ...label,
@@ -31,17 +31,13 @@ export default {
       }));
     },
     issueLabels() {
-      const { labels = [] } = this.issue;
+      const { labels = [] } = this.activeIssue;
 
       return labels.map(label => ({
         ...label,
         scoped: isScopedLabel(label),
       }));
     },
-    projectPath() {
-      const { referencePath = '' } = this.issue;
-      return referencePath.slice(0, referencePath.indexOf('#'));
-    },
   },
   methods: {
     ...mapActions(['setActiveIssueLabels']),
@@ -55,7 +51,7 @@ export default {
           .filter(label => !payload.find(selected => selected.id === label.id))
           .map(label => label.id);
 
-        const input = { addLabelIds, removeLabelIds, projectPath: this.projectPath };
+        const input = { addLabelIds, removeLabelIds, projectPath: this.projectPathForActiveIssue };
         await this.setActiveIssueLabels(input);
       } catch (e) {
         createFlash({ message: __('An error occurred while updating labels.') });
@@ -68,7 +64,7 @@ export default {
 
       try {
         const removeLabelIds = [getIdFromGraphQLId(id)];
-        const input = { removeLabelIds, projectPath: this.projectPath };
+        const input = { removeLabelIds, projectPath: this.projectPathForActiveIssue };
         await this.setActiveIssueLabels(input);
       } catch (e) {
         createFlash({ message: __('An error occurred when removing the label.') });
diff --git a/app/assets/javascripts/boards/components/sidebar/board_sidebar_subscription.vue b/app/assets/javascripts/boards/components/sidebar/board_sidebar_subscription.vue
new file mode 100644
index 00000000000..ed069cea630
--- /dev/null
+++ b/app/assets/javascripts/boards/components/sidebar/board_sidebar_subscription.vue
@@ -0,0 +1,71 @@
+<script>
+import { mapGetters, mapActions } from 'vuex';
+import { GlToggle } from '@gitlab/ui';
+import createFlash from '~/flash';
+import { __, s__ } from '~/locale';
+
+export default {
+  i18n: {
+    header: {
+      title: __('Notifications'),
+      /* Any change to subscribeDisabledDescription
+         must be reflected in app/helpers/notifications_helper.rb */
+      subscribeDisabledDescription: __(
+        'Notifications have been disabled by the project or group owner',
+      ),
+    },
+    updateSubscribedErrorMessage: s__(
+      'IssueBoards|An error occurred while setting notifications status.',
+    ),
+  },
+  components: {
+    GlToggle,
+  },
+  data() {
+    return {
+      loading: false,
+    };
+  },
+  computed: {
+    ...mapGetters(['activeIssue', 'projectPathForActiveIssue']),
+    notificationText() {
+      return this.activeIssue.emailsDisabled
+        ? this.$options.i18n.header.subscribeDisabledDescription
+        : this.$options.i18n.header.title;
+    },
+  },
+  methods: {
+    ...mapActions(['setActiveIssueSubscribed']),
+    async handleToggleSubscription() {
+      this.loading = true;
+
+      try {
+        await this.setActiveIssueSubscribed({
+          subscribed: !this.activeIssue.subscribed,
+          projectPath: this.projectPathForActiveIssue,
+        });
+      } catch (error) {
+        createFlash({ message: this.$options.i18n.updateSubscribedErrorMessage });
+      } finally {
+        this.loading = false;
+      }
+    },
+  },
+};
+</script>
+
+<template>
+  <div
+    class="gl-display-flex gl-align-items-center gl-justify-content-space-between"
+    data-testid="sidebar-notifications"
+  >
+    <span data-testid="notification-header-text"> {{ notificationText }} </span>
+    <gl-toggle
+      v-if="!activeIssue.emailsDisabled"
+      :value="activeIssue.subscribed"
+      :is-loading="loading"
+      data-testid="notification-subscribe-toggle"
+      @change="handleToggleSubscription"
+    />
+  </div>
+</template>
diff --git a/app/assets/javascripts/boards/constants.js b/app/assets/javascripts/boards/constants.js
index 2f64014a949..49cb560594c 100644
--- a/app/assets/javascripts/boards/constants.js
+++ b/app/assets/javascripts/boards/constants.js
@@ -18,7 +18,11 @@ export const inactiveId = 0;
 export const ISSUABLE = 'issuable';
 export const LIST = 'list';
 
+/* eslint-disable-next-line @gitlab/require-i18n-strings */
+export const DEFAULT_LABELS = ['to do', 'doing'];
+
 export default {
   BoardType,
   ListType,
+  DEFAULT_LABELS,
 };
diff --git a/app/assets/javascripts/boards/graphql/mutations/issue_set_subscription.mutation.graphql b/app/assets/javascripts/boards/graphql/mutations/issue_set_subscription.mutation.graphql
new file mode 100644
index 00000000000..1f383245ac2
--- /dev/null
+++ b/app/assets/javascripts/boards/graphql/mutations/issue_set_subscription.mutation.graphql
@@ -0,0 +1,8 @@
+mutation issueSetSubscription($input: IssueSetSubscriptionInput!) {
+  issueSetSubscription(input: $input) {
+    issue {
+      subscribed
+    }
+    errors
+  }
+}
diff --git a/app/assets/javascripts/boards/index.js b/app/assets/javascripts/boards/index.js
index 887abe79059..d3e40299d8d 100644
--- a/app/assets/javascripts/boards/index.js
+++ b/app/assets/javascripts/boards/index.js
@@ -1,5 +1,5 @@
 import Vue from 'vue';
-import { mapActions, mapState } from 'vuex';
+import { mapActions, mapGetters, mapState } from 'vuex';
 
 import 'ee_else_ce/boards/models/issue';
 import 'ee_else_ce/boards/models/list';
@@ -86,10 +86,17 @@ export default () => {
       boardId: $boardApp.dataset.boardId,
       groupId: Number($boardApp.dataset.groupId),
       rootPath: $boardApp.dataset.rootPath,
+      currentUserId: gon.current_user_id || null,
       canUpdate: $boardApp.dataset.canUpdate,
       labelsFetchPath: $boardApp.dataset.labelsFetchPath,
       labelsManagePath: $boardApp.dataset.labelsManagePath,
       labelsFilterBasePath: $boardApp.dataset.labelsFilterBasePath,
+      timeTrackingLimitToHours: parseBoolean($boardApp.dataset.timeTrackingLimitToHours),
+      weightFeatureAvailable: parseBoolean($boardApp.dataset.weightFeatureAvailable),
+      boardWeight: $boardApp.dataset.boardWeight
+        ? parseInt($boardApp.dataset.boardWeight, 10)
+        : null,
+      scopedLabelsAvailable: parseBoolean($boardApp.dataset.scopedLabels),
     },
     store,
     apolloProvider,
@@ -108,6 +115,7 @@ export default () => {
     },
     computed: {
       ...mapState(['isShowingEpicsSwimlanes']),
+      ...mapGetters(['shouldUseGraphQL']),
       detailIssueVisible() {
         return Object.keys(this.detailIssue.issue).length;
       },
@@ -153,7 +161,7 @@ export default () => {
 
       boardsStore.disabled = this.disabled;
 
-      if (!gon.features.graphqlBoardLists) {
+      if (!this.shouldUseGraphQL) {
         this.initialBoardLoad();
       }
     },
diff --git a/app/assets/javascripts/boards/mixins/sortable_default_options.js b/app/assets/javascripts/boards/mixins/sortable_default_options.js
index fceb8c9d48e..f02c92e4230 100644
--- a/app/assets/javascripts/boards/mixins/sortable_default_options.js
+++ b/app/assets/javascripts/boards/mixins/sortable_default_options.js
@@ -1,17 +1,12 @@
 /* global DocumentTouch */
 
-import $ from 'jquery';
 import sortableConfig from 'ee_else_ce/sortable/sortable_config';
 
 export function sortableStart() {
-  $('.has-tooltip')
-    .tooltip('hide')
-    .tooltip('disable');
   document.body.classList.add('is-dragging');
 }
 
 export function sortableEnd() {
-  $('.has-tooltip').tooltip('enable');
   document.body.classList.remove('is-dragging');
 }
 
diff --git a/app/assets/javascripts/boards/queries/board_labels.query.graphql b/app/assets/javascripts/boards/queries/board_labels.query.graphql
new file mode 100644
index 00000000000..42a94419a97
--- /dev/null
+++ b/app/assets/javascripts/boards/queries/board_labels.query.graphql
@@ -0,0 +1,23 @@
+#import "~/graphql_shared/fragments/label.fragment.graphql"
+
+query BoardLabels(
+  $fullPath: ID!
+  $searchTerm: String
+  $isGroup: Boolean = false
+  $isProject: Boolean = false
+) {
+  group(fullPath: $fullPath) @include(if: $isGroup) {
+    labels(searchTerm: $searchTerm) {
+      nodes {
+        ...Label
+      }
+    }
+  }
+  project(fullPath: $fullPath) @include(if: $isProject) {
+    labels(searchTerm: $searchTerm) {
+      nodes {
+        ...Label
+      }
+    }
+  }
+}
diff --git a/app/assets/javascripts/boards/queries/board_list_destroy.mutation.graphql b/app/assets/javascripts/boards/queries/board_list_destroy.mutation.graphql
new file mode 100644
index 00000000000..ef3fd36e980
--- /dev/null
+++ b/app/assets/javascripts/boards/queries/board_list_destroy.mutation.graphql
@@ -0,0 +1,5 @@
+mutation DestroyBoardList($listId: ID!) {
+  destroyBoardList(input: { listId: $listId }) {
+    errors
+  }
+}
diff --git a/app/assets/javascripts/boards/queries/issue_create.mutation.graphql b/app/assets/javascripts/boards/queries/issue_create.mutation.graphql
new file mode 100644
index 00000000000..65be147be07
--- /dev/null
+++ b/app/assets/javascripts/boards/queries/issue_create.mutation.graphql
@@ -0,0 +1,10 @@
+#import "ee_else_ce/boards/queries/issue.fragment.graphql"
+
+mutation CreateIssue($input: CreateIssueInput!) {
+  createIssue(input: $input) {
+    issue {
+      ...IssueNode
+    }
+    errors
+  }
+}
diff --git a/app/assets/javascripts/boards/queries/issue_set_due_date.mutation.graphql b/app/assets/javascripts/boards/queries/issue_set_due_date.mutation.graphql
new file mode 100644
index 00000000000..bbea248cf85
--- /dev/null
+++ b/app/assets/javascripts/boards/queries/issue_set_due_date.mutation.graphql
@@ -0,0 +1,8 @@
+mutation issueSetDueDate($input: UpdateIssueInput!) {
+  updateIssue(input: $input) {
+    issue {
+      dueDate
+    }
+    errors
+  }
+}
diff --git a/app/assets/javascripts/boards/queries/users_search.query.graphql b/app/assets/javascripts/boards/queries/users_search.query.graphql
new file mode 100644
index 00000000000..ca016495d79
--- /dev/null
+++ b/app/assets/javascripts/boards/queries/users_search.query.graphql
@@ -0,0 +1,11 @@
+query usersSearch($search: String!) {
+  users(search: $search) {
+    nodes {
+      username
+      name
+      webUrl
+      avatarUrl
+      id
+    }
+  }
+}
diff --git a/app/assets/javascripts/boards/stores/actions.js b/app/assets/javascripts/boards/stores/actions.js
index 1fed1228106..dd950a45076 100644
--- a/app/assets/javascripts/boards/stores/actions.js
+++ b/app/assets/javascripts/boards/stores/actions.js
@@ -1,26 +1,30 @@
-import Cookies from 'js-cookie';
 import { pick } from 'lodash';
 
 import boardListsQuery from 'ee_else_ce/boards/queries/board_lists.query.graphql';
-import { __ } from '~/locale';
-import { parseBoolean } from '~/lib/utils/common_utils';
 import createGqClient, { fetchPolicies } from '~/lib/graphql';
 import { getIdFromGraphQLId } from '~/graphql_shared/utils';
-import { BoardType, ListType, inactiveId } from '~/boards/constants';
+import { BoardType, ListType, inactiveId, DEFAULT_LABELS } from '~/boards/constants';
 import * as types from './mutation_types';
 import {
   formatBoardLists,
   formatListIssues,
   fullBoardId,
   formatListsPageInfo,
+  formatIssue,
 } from '../boards_util';
 import boardStore from '~/boards/stores/boards_store';
 
+import updateAssignees from '~/vue_shared/components/sidebar/queries/updateAssignees.mutation.graphql';
 import listsIssuesQuery from '../queries/lists_issues.query.graphql';
+import boardLabelsQuery from '../queries/board_labels.query.graphql';
 import createBoardListMutation from '../queries/board_list_create.mutation.graphql';
 import updateBoardListMutation from '../queries/board_list_update.mutation.graphql';
 import issueMoveListMutation from '../queries/issue_move_list.mutation.graphql';
+import destroyBoardListMutation from '../queries/board_list_destroy.mutation.graphql';
+import issueCreateMutation from '../queries/issue_create.mutation.graphql';
 import issueSetLabels from '../queries/issue_set_labels.mutation.graphql';
+import issueSetDueDate from '../queries/issue_set_due_date.mutation.graphql';
+import issueSetSubscriptionMutation from '../graphql/mutations/issue_set_subscription.mutation.graphql';
 
 const notImplemented = () => {
   /* eslint-disable-next-line @gitlab/require-i18n-strings */
@@ -83,7 +87,7 @@ export default {
         if (!lists.nodes.find(l => l.listType === ListType.backlog) && !hideBacklogList) {
           dispatch('createList', { backlog: true });
         }
-        dispatch('showWelcomeList');
+        dispatch('generateDefaultLists');
       })
       .catch(() => commit(types.RECEIVE_BOARD_LISTS_FAILURE));
   },
@@ -121,7 +125,32 @@ export default {
     );
   },
 
-  showWelcomeList: ({ state, dispatch }) => {
+  showPromotionList: () => {},
+
+  fetchLabels: ({ state, commit }, searchTerm) => {
+    const { endpoints, boardType } = state;
+    const { fullPath } = endpoints;
+
+    const variables = {
+      fullPath,
+      searchTerm,
+      isGroup: boardType === BoardType.group,
+      isProject: boardType === BoardType.project,
+    };
+
+    return gqlClient
+      .query({
+        query: boardLabelsQuery,
+        variables,
+      })
+      .then(({ data }) => {
+        const labels = data[boardType]?.labels;
+        return labels.nodes;
+      })
+      .catch(() => commit(types.RECEIVE_LABELS_FAILURE));
+  },
+
+  generateDefaultLists: async ({ state, commit, dispatch }) => {
     if (state.disabled) {
       return;
     }
@@ -132,22 +161,18 @@ export default {
     ) {
       return;
     }
-    if (parseBoolean(Cookies.get('issue_board_welcome_hidden'))) {
-      return;
-    }
 
-    dispatch('addList', {
-      id: 'blank',
-      listType: ListType.blank,
-      title: __('Welcome to your issue board!'),
-      position: 0,
-    });
-  },
-
-  showPromotionList: () => {},
+    const fetchLabelsAndCreateList = label => {
+      return dispatch('fetchLabels', label)
+        .then(res => {
+          if (res.length > 0) {
+            dispatch('createList', { labelId: res[0].id });
+          }
+        })
+        .catch(() => commit(types.GENERATE_DEFAULT_LISTS_FAILURE));
+    };
 
-  generateDefaultLists: () => {
-    notImplemented();
+    await Promise.all(DEFAULT_LABELS.map(fetchLabelsAndCreateList));
   },
 
   moveList: (
@@ -191,8 +216,26 @@ export default {
       });
   },
 
-  deleteList: () => {
-    notImplemented();
+  removeList: ({ state, commit }, listId) => {
+    const listsBackup = { ...state.boardLists };
+
+    commit(types.REMOVE_LIST, listId);
+
+    return gqlClient
+      .mutate({
+        mutation: destroyBoardListMutation,
+        variables: {
+          listId,
+        },
+      })
+      .then(({ data: { destroyBoardList: { errors } } }) => {
+        if (errors.length > 0) {
+          commit(types.REMOVE_LIST_FAILURE, listsBackup);
+        }
+      })
+      .catch(() => {
+        commit(types.REMOVE_LIST_FAILURE, listsBackup);
+      });
   },
 
   fetchIssuesForList: ({ state, commit }, { listId, fetchNext = false }) => {
@@ -271,20 +314,69 @@ export default {
       );
   },
 
-  createNewIssue: () => {
-    notImplemented();
+  setAssignees: ({ commit, getters }, assigneeUsernames) => {
+    return gqlClient
+      .mutate({
+        mutation: updateAssignees,
+        variables: {
+          iid: getters.activeIssue.iid,
+          projectPath: getters.activeIssue.referencePath.split('#')[0],
+          assigneeUsernames,
+        },
+      })
+      .then(({ data }) => {
+        commit('UPDATE_ISSUE_BY_ID', {
+          issueId: getters.activeIssue.id,
+          prop: 'assignees',
+          value: data.issueSetAssignees.issue.assignees.nodes,
+        });
+      });
+  },
+
+  createNewIssue: ({ commit, state }, issueInput) => {
+    const input = issueInput;
+    const { boardType, endpoints } = state;
+    if (boardType === BoardType.project) {
+      input.projectPath = endpoints.fullPath;
+    }
+
+    return gqlClient
+      .mutate({
+        mutation: issueCreateMutation,
+        variables: { input },
+      })
+      .then(({ data }) => {
+        if (data.createIssue.errors.length) {
+          commit(types.CREATE_ISSUE_FAILURE);
+        } else {
+          return data.createIssue?.issue;
+        }
+        return null;
+      })
+      .catch(() => commit(types.CREATE_ISSUE_FAILURE));
   },
 
   addListIssue: ({ commit }, { list, issue, position }) => {
     commit(types.ADD_ISSUE_TO_LIST, { list, issue, position });
   },
 
-  addListIssueFailure: ({ commit }, { list, issue }) => {
-    commit(types.ADD_ISSUE_TO_LIST_FAILURE, { list, issue });
+  addListNewIssue: ({ commit, dispatch }, { issueInput, list }) => {
+    const issue = formatIssue({ ...issueInput, id: 'tmp' });
+    commit(types.ADD_ISSUE_TO_LIST, { list, issue, position: 0 });
+
+    dispatch('createNewIssue', issueInput)
+      .then(res => {
+        commit(types.ADD_ISSUE_TO_LIST, {
+          list,
+          issue: formatIssue({ ...res, id: getIdFromGraphQLId(res.id) }),
+        });
+        commit(types.REMOVE_ISSUE_FROM_LIST, { list, issue });
+      })
+      .catch(() => commit(types.ADD_ISSUE_TO_LIST_FAILURE, { list, issueId: issueInput.id }));
   },
 
   setActiveIssueLabels: async ({ commit, getters }, input) => {
-    const activeIssue = getters.getActiveIssue;
+    const { activeIssue } = getters;
     const { data } = await gqlClient.mutate({
       mutation: issueSetLabels,
       variables: {
@@ -308,6 +400,53 @@ export default {
     });
   },
 
+  setActiveIssueDueDate: async ({ commit, getters }, input) => {
+    const { activeIssue } = getters;
+    const { data } = await gqlClient.mutate({
+      mutation: issueSetDueDate,
+      variables: {
+        input: {
+          iid: String(activeIssue.iid),
+          projectPath: input.projectPath,
+          dueDate: input.dueDate,
+        },
+      },
+    });
+
+    if (data.updateIssue?.errors?.length > 0) {
+      throw new Error(data.updateIssue.errors);
+    }
+
+    commit(types.UPDATE_ISSUE_BY_ID, {
+      issueId: activeIssue.id,
+      prop: 'dueDate',
+      value: data.updateIssue.issue.dueDate,
+    });
+  },
+
+  setActiveIssueSubscribed: async ({ commit, getters }, input) => {
+    const { data } = await gqlClient.mutate({
+      mutation: issueSetSubscriptionMutation,
+      variables: {
+        input: {
+          iid: String(getters.activeIssue.iid),
+          projectPath: input.projectPath,
+          subscribedState: input.subscribed,
+        },
+      },
+    });
+
+    if (data.issueSetSubscription?.errors?.length > 0) {
+      throw new Error(data.issueSetSubscription.errors);
+    }
+
+    commit(types.UPDATE_ISSUE_BY_ID, {
+      issueId: getters.activeIssue.id,
+      prop: 'subscribed',
+      value: data.issueSetSubscription.issue.subscribed,
+    });
+  },
+
   fetchBacklog: () => {
     notImplemented();
   },
diff --git a/app/assets/javascripts/boards/stores/boards_store.js b/app/assets/javascripts/boards/stores/boards_store.js
index d1a5db1bcc5..337b2897fe9 100644
--- a/app/assets/javascripts/boards/stores/boards_store.js
+++ b/app/assets/javascripts/boards/stores/boards_store.js
@@ -1,7 +1,6 @@
 /* eslint-disable no-shadow, no-param-reassign,consistent-return */
 /* global List */
 /* global ListIssue */
-import $ from 'jquery';
 import { sortBy, pick } from 'lodash';
 import Vue from 'vue';
 import Cookies from 'js-cookie';
@@ -119,8 +118,12 @@ const boardsStore = {
         // https://gitlab.com/gitlab-org/gitlab-foss/issues/30821
       });
   },
+
   updateNewListDropdown(listId) {
-    $(`.js-board-list-${listId}`).removeClass('is-active');
+    // eslint-disable-next-line no-unused-expressions
+    document
+      .querySelector(`.js-board-list-${getIdFromGraphQLId(listId)}`)
+      ?.classList.remove('is-active');
   },
   shouldAddBlankState() {
     // Decide whether to add the blank state
diff --git a/app/assets/javascripts/boards/stores/getters.js b/app/assets/javascripts/boards/stores/getters.js
index 89a3b14b262..cd28b4a0ff7 100644
--- a/app/assets/javascripts/boards/stores/getters.js
+++ b/app/assets/javascripts/boards/stores/getters.js
@@ -2,7 +2,7 @@ import { find } from 'lodash';
 import { inactiveId } from '../constants';
 
 export default {
-  getLabelToggleState: state => (state.isShowingLabels ? 'on' : 'off'),
+  labelToggleState: state => (state.isShowingLabels ? 'on' : 'off'),
   isSidebarOpen: state => state.activeId !== inactiveId,
   isSwimlanesOn: state => {
     if (!gon?.features?.boardsWithSwimlanes && !gon?.features?.swimlanes) {
@@ -15,15 +15,20 @@ export default {
     return state.issues[id] || {};
   },
 
-  getIssues: (state, getters) => listId => {
+  getIssuesByList: (state, getters) => listId => {
     const listIssueIds = state.issuesByListId[listId] || [];
     return listIssueIds.map(id => getters.getIssueById(id));
   },
 
-  getActiveIssue: state => {
+  activeIssue: state => {
     return state.issues[state.activeId] || {};
   },
 
+  projectPathForActiveIssue: (_, getters) => {
+    const referencePath = getters.activeIssue.referencePath || '';
+    return referencePath.slice(0, referencePath.indexOf('#'));
+  },
+
   getListByLabelId: state => labelId => {
     return find(state.boardLists, l => l.label?.id === labelId);
   },
diff --git a/app/assets/javascripts/boards/stores/mutation_types.js b/app/assets/javascripts/boards/stores/mutation_types.js
index 09ab08062df..3a57cb9b5e1 100644
--- a/app/assets/javascripts/boards/stores/mutation_types.js
+++ b/app/assets/javascripts/boards/stores/mutation_types.js
@@ -2,6 +2,8 @@ export const SET_INITIAL_BOARD_DATA = 'SET_INITIAL_BOARD_DATA';
 export const SET_FILTERS = 'SET_FILTERS';
 export const CREATE_LIST_SUCCESS = 'CREATE_LIST_SUCCESS';
 export const CREATE_LIST_FAILURE = 'CREATE_LIST_FAILURE';
+export const RECEIVE_LABELS_FAILURE = 'RECEIVE_LABELS_FAILURE';
+export const GENERATE_DEFAULT_LISTS_FAILURE = 'GENERATE_DEFAULT_LISTS_FAILURE';
 export const RECEIVE_BOARD_LISTS_SUCCESS = 'RECEIVE_BOARD_LISTS_SUCCESS';
 export const RECEIVE_BOARD_LISTS_FAILURE = 'RECEIVE_BOARD_LISTS_FAILURE';
 export const SHOW_PROMOTION_LIST = 'SHOW_PROMOTION_LIST';
@@ -10,12 +12,12 @@ export const RECEIVE_ADD_LIST_SUCCESS = 'RECEIVE_ADD_LIST_SUCCESS';
 export const RECEIVE_ADD_LIST_ERROR = 'RECEIVE_ADD_LIST_ERROR';
 export const MOVE_LIST = 'MOVE_LIST';
 export const UPDATE_LIST_FAILURE = 'UPDATE_LIST_FAILURE';
-export const REQUEST_REMOVE_LIST = 'REQUEST_REMOVE_LIST';
-export const RECEIVE_REMOVE_LIST_SUCCESS = 'RECEIVE_REMOVE_LIST_SUCCESS';
-export const RECEIVE_REMOVE_LIST_ERROR = 'RECEIVE_REMOVE_LIST_ERROR';
+export const REMOVE_LIST = 'REMOVE_LIST';
+export const REMOVE_LIST_FAILURE = 'REMOVE_LIST_FAILURE';
 export const REQUEST_ISSUES_FOR_LIST = 'REQUEST_ISSUES_FOR_LIST';
 export const RECEIVE_ISSUES_FOR_LIST_FAILURE = 'RECEIVE_ISSUES_FOR_LIST_FAILURE';
 export const RECEIVE_ISSUES_FOR_LIST_SUCCESS = 'RECEIVE_ISSUES_FOR_LIST_SUCCESS';
+export const CREATE_ISSUE_FAILURE = 'CREATE_ISSUE_FAILURE';
 export const REQUEST_ADD_ISSUE = 'REQUEST_ADD_ISSUE';
 export const RECEIVE_ADD_ISSUE_SUCCESS = 'RECEIVE_ADD_ISSUE_SUCCESS';
 export const RECEIVE_ADD_ISSUE_ERROR = 'RECEIVE_ADD_ISSUE_ERROR';
@@ -27,6 +29,7 @@ export const RECEIVE_UPDATE_ISSUE_SUCCESS = 'RECEIVE_UPDATE_ISSUE_SUCCESS';
 export const RECEIVE_UPDATE_ISSUE_ERROR = 'RECEIVE_UPDATE_ISSUE_ERROR';
 export const ADD_ISSUE_TO_LIST = 'ADD_ISSUE_TO_LIST';
 export const ADD_ISSUE_TO_LIST_FAILURE = 'ADD_ISSUE_TO_LIST_FAILURE';
+export const REMOVE_ISSUE_FROM_LIST = 'REMOVE_ISSUE_FROM_LIST';
 export const SET_CURRENT_PAGE = 'SET_CURRENT_PAGE';
 export const TOGGLE_EMPTY_STATE = 'TOGGLE_EMPTY_STATE';
 export const SET_ACTIVE_ID = 'SET_ACTIVE_ID';
diff --git a/app/assets/javascripts/boards/stores/mutations.js b/app/assets/javascripts/boards/stores/mutations.js
index 0c7dbc0d2ef..bb083158c8f 100644
--- a/app/assets/javascripts/boards/stores/mutations.js
+++ b/app/assets/javascripts/boards/stores/mutations.js
@@ -62,6 +62,14 @@ export default {
     state.error = s__('Boards|An error occurred while creating the list. Please try again.');
   },
 
+  [mutationTypes.RECEIVE_LABELS_FAILURE]: state => {
+    state.error = s__('Boards|An error occurred while fetching labels. Please reload the page.');
+  },
+
+  [mutationTypes.GENERATE_DEFAULT_LISTS_FAILURE]: state => {
+    state.error = s__('Boards|An error occurred while generating lists. Please reload the page.');
+  },
+
   [mutationTypes.REQUEST_ADD_LIST]: () => {
     notImplemented();
   },
@@ -85,16 +93,13 @@ export default {
     Vue.set(state, 'boardLists', backupList);
   },
 
-  [mutationTypes.REQUEST_REMOVE_LIST]: () => {
-    notImplemented();
+  [mutationTypes.REMOVE_LIST]: (state, listId) => {
+    Vue.delete(state.boardLists, listId);
   },
 
-  [mutationTypes.RECEIVE_REMOVE_LIST_SUCCESS]: () => {
-    notImplemented();
-  },
-
-  [mutationTypes.RECEIVE_REMOVE_LIST_ERROR]: () => {
-    notImplemented();
+  [mutationTypes.REMOVE_LIST_FAILURE](state, listsBackup) {
+    state.error = s__('Boards|An error occurred while removing the list. Please try again.');
+    state.boardLists = listsBackup;
   },
 
   [mutationTypes.REQUEST_ISSUES_FOR_LIST]: (state, { listId, fetchNext }) => {
@@ -196,16 +201,28 @@ export default {
     notImplemented();
   },
 
+  [mutationTypes.CREATE_ISSUE_FAILURE]: state => {
+    state.error = s__('Boards|An error occurred while creating the issue. Please try again.');
+  },
+
   [mutationTypes.ADD_ISSUE_TO_LIST]: (state, { list, issue, position }) => {
-    const listIssues = state.issuesByListId[list.id];
-    listIssues.splice(position, 0, issue.id);
-    Vue.set(state.issuesByListId, list.id, listIssues);
+    addIssueToList({
+      state,
+      listId: list.id,
+      issueId: issue.id,
+      atIndex: position,
+    });
     Vue.set(state.issues, issue.id, issue);
   },
 
-  [mutationTypes.ADD_ISSUE_TO_LIST_FAILURE]: (state, { list, issue }) => {
+  [mutationTypes.ADD_ISSUE_TO_LIST_FAILURE]: (state, { list, issueId }) => {
     state.error = s__('Boards|An error occurred while creating the issue. Please try again.');
+    removeIssueFromList({ state, listId: list.id, issueId });
+  },
+
+  [mutationTypes.REMOVE_ISSUE_FROM_LIST]: (state, { list, issue }) => {
     removeIssueFromList({ state, listId: list.id, issueId: issue.id });
+    Vue.delete(state.issues, issue.id);
   },
 
   [mutationTypes.SET_CURRENT_PAGE]: () => {
diff --git a/app/assets/javascripts/boards/toggle_focus.js b/app/assets/javascripts/boards/toggle_focus.js
index fa13d3a9e3c..347deb81846 100644
--- a/app/assets/javascripts/boards/toggle_focus.js
+++ b/app/assets/javascripts/boards/toggle_focus.js
@@ -1,6 +1,7 @@
 import $ from 'jquery';
 import Vue from 'vue';
 import { GlIcon } from '@gitlab/ui';
+import { hide } from '~/tooltips';
 
 export default (ModalStore, boardsStore) => {
   const issueBoardsContent = document.querySelector('.content-wrapper > .js-focus-mode-board');
@@ -17,7 +18,9 @@ export default (ModalStore, boardsStore) => {
     },
     methods: {
       toggleFocusMode() {
-        $(this.$refs.toggleFocusModeButton).tooltip('hide');
+        const $el = $(this.$refs.toggleFocusModeButton);
+        hide($el);
+
         issueBoardsContent.classList.toggle('is-focused');
 
         this.isFullscreen = !this.isFullscreen;