Merge branch '54311-fix-board-add-label' into 'master'

Fix error when creating labels in a new issue in the boards page

Closes #54311

See merge request gitlab-org/gitlab-ce!24039

app/assets/javascripts/boards/models/list.js

@@ -244,6 +244,7 @@ class List {
     issue.project = data.project;
     issue.path = data.real_path;
     issue.referencePath = data.reference_path;
+    issue.assignableLabelsEndpoint = data.assignable_labels_endpoint;
 
     if (this.issuesSize > 1) {
       const moveBeforeId = this.issues[1].id;

changelogs/unreleased/54311-fix-board-add-label.yml

+---
+title: Fix error when creating labels in a new issue in the boards page
+merge_request: 24039
+author: Ruben Moya
+type: fixed

spec/features/boards/new_issue_spec.rb

@@ -86,6 +86,27 @@ describe 'Issue Boards new issue', :js do
 
       expect(page).to have_selector('.issue-boards-sidebar')
     end
+
+    it 'successfuly loads labels to be added to newly created issue' do
+      page.within(first('.board')) do
+        find('.issue-count-badge-add-button').click
+      end
+
+      page.within(first('.board-new-issue-form')) do
+        find('.form-control').set('new issue')
+        click_button 'Submit issue'
+      end
+
+      wait_for_requests
+
+      page.within(first('.issue-boards-sidebar')) do
+        find('.labels .edit-link').click
+
+        wait_for_requests
+
+        expect(page).to have_selector('.labels .dropdown-content li a')
+      end
+    end
   end
 
   context 'unauthorized user' do