6.6.0 RC1

Enhancements

• Turn Stack on mobile toggle on by default in the Media & Text block.
• Only show the Inserter help panel in the topbar inserter.
• Use minimum height instead of height for Cover height control label.
• Update the buttons styling to match core.
• Add preview examples for multiple core blocks.

New APIs

• Implement EntityProvider and use it to refactor the meta block attributes.

Experimental

• Introduce the wp_template custom post type to preempt the block content areas work.
• Use the entities store for the widgets screen.

Bugs

• Fix javascript error potentially triggered when using saveEntityRecord action.
• Avoid marking the post as dirty when forcing an undo level (RichText).
• Fix Post Publish Panel overlapping the user profile dropdown menu.
• Fix and align collapsing logic for Save Draft and Saved button states.
• Remove Reusable block name and description from the inserter help panel.
• Fix spacing issues in the inserter panel previews.
• Gallery block: Don't show the caption gradient overlay unless image is selected or a caption is set.
• Gallery block: Fix custom alignment layouts
• Fix dirtiness detection when server-side saving filters are used.
• Remove wrong i18n domain.
• Fix invalid block warning panel.
• Fix various issues in related to the BlockDirectory inserter.
• Cover block: Show Height control only if an image background is selected.
• Fix RichText composition input issues.
• Fix block placeholders spacing after Core inputs updates.
• Fix checkbox design (color and background) after Core updates.
• Fix radio buttons design after Core updates.
• Remove any existing subscriptions before adding a new save metaboxes sub to prevent multiple saves.
• Clear auto-draft titles on save if not changed explicitly.
• Fix block error boundary.
• Fix select elements design in the sidebar after Core updates.
• Allow using space with modifier keys at the beginning of list items.
• Fix the inputs height after Core updates.
• fix conflict between remote and local autosaves.

Performance

• Request the Image block’s metadata only if the block is selected.
• Improve the performance of the block reordering animation in Safari.
• Remove Autocomplete component wrappers.

Various

• Replace registered social links blocks if already registered in Core.
• More stable List block e2e tests.
• Add e2e tests to validate the date picker UI behavior.
• Add e2e tests to validate the local auto-save behavior.
• Mark the social links block as experimental.
• Update the e2e tests to accommodate the new theme.
• Align the version of lodash with WordPress core.
• Add phpcs rule to detect unused variables.
• Simplify Block Selection Reducer.
• Add has-background classes to pullquote and Media & Text blocks for consistency.
• Tidy up button vertical align styles.
• Update browserslist dependency.

Documentation

• Add scripts/styles dependency management documentation.
• Update docs with the example property used for Inserter previews.
• Typos and tweaks: 1, 2, 3, 4, 5.

Mobile

• Add rounded corners on media placeholder and unsupported blocks.
• Fix link editing when the cursor is at the beginning of a link.