Changelog

• Hide placeholders on focus—reduces visual distractions while writing.
• Add PostAuthor dropdown to the UI.
• Add theme support for customized color palettes and a shared component (applies to cover text and button blocks).
• Add theme support for wide images.
• Report on missing headings in the document outline feature.
• Update block validation to make it less prone to over-eagerness with trivial changes (like whitespace and new lines).
• Attempt to create an embed block automatically when pasting URL on a single line.
• Save post before previewing.
• Improve operations with "lists", enter on empty item creates new paragraph block, handling backspace, etc.
• Don't serialize attributes that match default attributes.
• Order link suggestions by relevance.
• Order embeds for easier discoverability.
• Added "keywords" property for searching blocks with aliases.
• Added responsive styles for Table block in the front end.
• Set default list type to be unordered list.
• Improve accessibility of UrlInput component.
• Improve accessibility and keyboard interaction of DropdownMenu.
• Improve Popover component and use for PostVisibility.
• Added higher order component for managing spoken messages.
• Localize schema for WP API, avoiding initialization delay if schema is present.
• Do not expose editor.settings to block authors.
• Do not remove tables on pasting.
• Consolidate block server-side files with client ones in the same directory.
• Removed array of paragraphs structure from text block.
• Trim whitespace when searching for blocks.
• Document, test, and refactor DropdownMenu component.
• Use separate mousetrap instance per component instance.
• Add npm organization scope to WordPress dependencies.
• Expand utilities around fixture regeneration.
• Renamed "Text" to "Paragraph".
• Fix multi-selection "delete" functionality.
• Fix text color inline style.
• Fix issue caused by changes with React build process.
• Fix splitting editable without child nodes.
• Use addQueryArgs in oEmbed proxy url.
• Update dashicons with new icons.
• Clarify enqueuing block assets functions.
• Added code coverage information to docs.
• Document how to create new docs.
• Add example of add_theme_support in docs.
• Added opt-in mechanism for learning what blocks are being added to the content.