v3.8.0

New components

• SkeletonThumbnail for representing thumbnails in loading state

Enhancements

• Updates TopBar.UserMenu interaction states styling (#1006)
• Added download prop to Button and UnstyledLink components that enables setting the download attribute (#1027)
• Added support for internationalization of month and week names to DatePicker (#1005)
• Added untrusted prop to Icon to render SVG strings in an img tag (#926)
• Added a data-href to ResourceList.Items that have a url prop (#1054)

Bug fixes

• Fixed type="number" TextField to prevent conditions where press-and-hold could increment or decrement infinitely (#1029)
• Fixed the top border of DataTable overlapping its container’s border (#975)
• Fixed the DataTable sort direction not reversing on second sort of the initially sorted column (#918) (thanks @tabrez96 for the issue report)
• Changed the offset from 5px to 4px in Tooltip between activator and message to be consistent with Popover (#1019)
• Fixed Card header not showing when title empty or not set (#1031)
• Fixed an issue on Chrome when you use a TextField inside Collapsible which is inside a scrollable element, the text disappeared if you focused a fully hidden TextField (#1047)

Documentation

• Added accessibility documentation for the button and link components (#924)
• Added accessibility recommendations for the text field and autocomplete components (#968)

Development workflow

• Added a test that builds Polaris for web and polaris-styleguide. This test takes ~20 minutes to run so it’s only configured to run for master (931)
• Enabled no-vague-titles eslint rule (#1051)