Default boards_with_swimlanes feature flag to true

app/controllers/groups/boards_controller.rb

@@ -8,7 +8,7 @@ class Groups::BoardsController < Groups::ApplicationController
   before_action :assign_endpoint_vars
   before_action do
     push_frontend_feature_flag(:graphql_board_lists, group, default_enabled: false)
-    push_frontend_feature_flag(:boards_with_swimlanes, group, default_enabled: false)
+    push_frontend_feature_flag(:boards_with_swimlanes, group, default_enabled: true)
   end
 
   feature_category :boards

app/controllers/projects/boards_controller.rb

@@ -8,7 +8,7 @@ class Projects::BoardsController < Projects::ApplicationController
   before_action :authorize_read_board!, only: [:index, :show]
   before_action :assign_endpoint_vars
   before_action do
-    push_frontend_feature_flag(:boards_with_swimlanes, project, default_enabled: false)
+    push_frontend_feature_flag(:boards_with_swimlanes, project, default_enabled: true)
   end
 
   feature_category :boards

app/views/shared/boards/_show.html.haml

@@ -17,7 +17,7 @@
 
 = render 'shared/issuable/search_bar', type: :boards, board: board
 #board-app.boards-app.position-relative{ "v-cloak" => "true", data: board_data, ":class" => "{ 'is-compact': detailIssueVisible }" }
-  - if Feature.enabled?(:boards_with_swimlanes, current_board_parent) || Feature.enabled?(:graphql_board_lists, current_board_parent)
+  - if Feature.enabled?(:boards_with_swimlanes, current_board_parent, default_enabled: true) || Feature.enabled?(:graphql_board_lists, current_board_parent)
     %board-content{ "v-cloak" => "true",
       "ref" => "board_content",
       ":lists" => "state.lists",

app/views/shared/issuable/_search_bar.html.haml

@@ -182,7 +182,7 @@
           = render 'shared/issuable/board_create_list_dropdown', board: board
           - if @project
             #js-add-issues-btn.gl-ml-3{ data: { can_admin_list: can?(current_user, :admin_list, @project) } }
-        - if current_user && Feature.enabled?(:boards_with_swimlanes, @group)
+        - if current_user && Feature.enabled?(:boards_with_swimlanes, @group, default_enabled: true)
           #js-board-epics-swimlanes-toggle
         #js-toggle-focus-btn
       - elsif is_not_boards_modal_or_productivity_analytics && show_sorting_dropdown

config/feature_flags/development/boards_with_swimlanes.yml

 ---
 name: boards_with_swimlanes
-introduced_by_url: 
-rollout_issue_url: 
-milestone: 
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/issues/218040
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/238222
+milestone: 13.6
+group: group::product planning
 type: development
-group: group::project management
-default_enabled: false
+default_enabled: true

ee/app/graphql/resolvers/board_groupings/epics_resolver.rb

@@ -16,7 +16,7 @@ module Resolvers
       def resolve(**args)
         return Epic.none unless board.present?
         return Epic.none unless group.present?
-        return unless ::Feature.enabled?(:boards_with_swimlanes, group)
+        return unless ::Feature.enabled?(:boards_with_swimlanes, group, default_enabled: true)
 
         context.scoped_set!(:board, board)
 

ee/changelogs/unreleased/238222-default-boards-with-swimlanes-ff-to-true.yml

+---
+title: Epics Swimlanes for group and project issue boards
+merge_request: 47036
+author:
+type: added