v0.30.0

Minor Changes

• #2624 8600b3b Thanks @keithamus! - Upgrade @github/tab-container, using shadowdom

• #2808 bdb3d88 Thanks @kendallgassner! - Adds a subtitle slot to the Primer::Alpha::Overlay::Header and Primer::Alpha::Dialog::Header

• #2804 757635a Thanks @camertron! - Add a filter slot to the dialog header

Patch Changes

• #2807 1863522 Thanks @khiga8! - Add parenthesis to trailing counter for React parity, and to improve screen reader speech output

• #2794 1d0ecc5 Thanks @jonrohan! - Fix: Re-calculate anchored-position on scroll

• #2821 19f4d7e Thanks @khiga8! - Add min-width

• #2803 d81824c Thanks @kendallgassner! - Adds data attribute to overlay header

• #2822 11aa0e9 Thanks @smockle! - Fix NVDA menu item counts that are broken by using '

  ' inside an 'ActionMenu'.

• #2828 9ca87d3 Thanks @camertron! - Fix issue with ActionMenu form items which would prevent a wrapping form if form_arguments: was passed

• #2802 2906d96 Thanks @lindseywild! - Updates Button and ButtonMarketing docs with markup requirements