14.5.0 RC1

Changelog

Enhancements

• Add block pattern categories' descriptions to the REST API and update the descriptions. (45244)
• Create Block: Update templates to use APIs introduced in WP 6.1. (44185)
• setAvailableMetaBoxesPerLocation: Merge new metaboxes into existing. (45156)
• Spacing visualizer: Add option to trigger with mousover as well as value change. (44955)
• Style Engine: Add support for dimensions.minHeight property. (45334)
• Try: Add layout classnames to inner block wrapper. (44600)

Block Library

• Audio, Video: Add toolbar button to add/remove caption. (45112, 45113)
• Comment Template, Post Comment Count, Post Comments Form, Post Comments Link: Add spacing support. (45101, 45150, 45091, 45184)
• Gallery: Register styles with Style Engine. (43070)
• Navigation: Return undefined from useEffect. (45239)
• Social Icons: Add rel attribute. (45469)
• Video: Update tracks editor icon to text button. (45245)

Components

• Block mover button: Do not show focus styles on pointer interactions. (45126)
• BorderControl, BorderBoxControl, BorderRadiusControl: Update control components to allow 40px height. (41860)
• BoxControl, Card, ToolsPanel: Remove unnecessary wrappers in stories. (45305)
• Button: Change the color on the destructive button focus state. (44427)
• Button: Refactor Storybook to controls and align documentation. (44105)
• ColorPalette: Convert to TypeScript. (44632)
• DateTimePicker: Add __next* props in Storybook. (45164)
• FontSizePicker: Update design when withSlider is set. (44598)
• FormFileUpload: Remove unused story file. (45286)
• NumberControl: Add custom spin buttons. (45333)
• RadioGroup: Mark as deprecated. (45389)
• Navigator: Revert the removal of overflow styles from NavigatorScreen. (45303)
• SelectControl: Add onChange, onBlur, and onFocus to storybook actions. (45432)
• Storybook: Addon to wrap stories in max-width div. (45134)
• TextControl: Set Storybook control types on help, label and type. (45405)
• ToggleGroupControl: Add de-selectable variant. (45123)
• ToggleGroupControl: Remove invalid props from types. (45114)

Post Editor

• Edit Post: Improve distraction-free mode notices. (45348)
• hasChangedContent: Remove obsolete blocks check. (45090)
• Move document information and outline to list view panel. (44788)

Global Styles

• Add :visited pseudo selector to theme.json schema. (45236)
• Embed, Gallery, Video: Add deprecation for the caption element. (45166, 45173, 45169)
• File Block: Add a deprecation for the button element class name. (45159)
• Table Block: Add a deprecation for the figcaption element class name. (45161)

Bug Fixes

• Ensure block content is always returned as a string after processing. (45330)
• Fix distraction free shortcut typo. (45186)
• Fix resizeable editor scrolling. (45189)
• Fix handling of nullish comments in the pot-to-PHP script. (45414)
• Fix image caption supports Voice Control. (44850)
• Fix PHP warning in pattern categories REST API controller. (45410)
• Hide insertion point when moving out of the canvas. (45420)
• Metaboxes: Perform hasMetaBoxes check on every save. (45145)
• Prevent unexpected copying of the post title. (41284)
• Raw Handling: When pasting bullet characters, convert to astericks for markdown converter. (45017)
• Web Font: Fix ascent/descent-override property typo. (45125)

Block Library

• Button: Reset background-image property for outline button style. (45234)
• Cover, Search, Spacer: Fix control widths. (45329)
• Navigation: Fix saving/loading experience of uncontrolled blocks. (45486)
• Navigation: Add padding to buttons when Submenus Open on click is enabled. (44605)
• List: Fix migration when the nested list is invalid. (44822)
• Page List: Allow direct selection of nested Page List block by avoiding dual rendering within block. (45143)
• Site Tagline: Fix user permission HTTP errors. (45140)
• Site Title: Avoid 403 errors for users with low permissions. (45093)

Components

• AnglePickerControl: Set Storybook label control type to text. (45122)
• AutocompleteUI: Close popup when click happens outside of the popover. (44795)
• BorderControl: Await floating-ui state changes when rendering/opening popover to fix unit test failures. (45241)
• Button component: Fix RTL alignment when containing icon and text. (44787)
• ColorPalette: Fix transparent checkered background pattern. (45295)
• ExternalLink: Update to support onClick handler. (45214)
• InputControl: Allow inline styles to be applied to wrapper instead of inner input. (45340)
• ItemGroup: Fix RTL text alignment when item is clickable. (45280)
• Popover: Fix deprecations. (45195)
• PublishDateTimePicker: Retrieve all future posts in a given month. (44540)
• SpacingSizesControl: Remove UnitControl inline style use. (45412)
• TabPanel: Add tests and changelog for onSelect behavior change. (45211)
• UnitControl: Fix disabled style is overridden by forms.css. (45250)
• Visual Editor: Fix permission error. (45262)

Site Editor

• Fix clipped body background style in the Site Editor. (45261)
• Only mark the 'Site' menu item active when editing a home template. (42807)

Performance

• Lodash: Refactor away from using Lodash. (45311, 45306, 45335, 45338, 45310, 45098, 45282, 45316, 45342, 45307, 45312, 45337, 45367, 44980, 45281)

Documentation

• Add a readme to the letter spacing component. (45308)
• Add changelogs for internal refactorings using inert. (45269)
• Add "Do not use in production" message to content locking experimental API's. (45291)
• Add Storybook intro. (45115)
• Code Quality: Fix some misspelled words. (45222)
• Disabled: Update documentation to clarify the absence of inert polyfill. (45272)
• Fix incorrect character in code example. (45355)
• Fix missing anchor link in FAQ URL. (45232)
• FontSizePicker: Update changelog for #45041. (45180)
• Updating curation document to include content lock ability. (44908)
• useAnchorRef: Update deprecation message. (45302)

Code Quality

• Block Editor: Improve MediaReplaceFlow tests. (45424)
• Block Editor: Refactor align tests to RTL. (45152)
• Editors: Refactor icon tests to follow no-container rule. (45422)
• Fix indent and quote in dependbot.yml. (45167)
• Fix PHP 8.1 deprecation for strncmp(). (44829)
• Popover: Use new placement prop instead of legacy position prop. (44392, 44387, 44389, 44398, 44399, 44394, 44395, 44390, 44396, 44388)
• PostTextEditor test: Wrap .blur calls in act(). (45243)
• Replace the MainDashboardButton slot with a setting in the site editor. (45149)
• Run script loader test. (45288)
• Site Editor: Move the save view state to the edit site store. (45200)
• Small follow-ups to the distraction free mode PR. (45151)
• Tests: Use container instead of container.firstChild for snapshots. (45278)
• useFocusOutside: Rewrite hook to TypeScript, rewrite tests to model RTL and user-event. (45317)
• useFocusableIframe: Refactor to TypeScript. (45428)

Components

• Add a popover variant prop and refactor popovers to use it, deprecate isAlternate. (45137)
• Add parseQuantityAndUnitFromRawValue tests. (45260)
• FontSizePicker: Rewrite unit tests to use userEvent and be more comprehensive. (45298)
• BorderBoxControl: Improve tests. (45208)
• ContextSystemProvider, useUpdateEffect, SlotFill, Snackbar, TabPanel: Refactor to pass exhaustive-deps. (45044, 44403, 44934, 44935)
• Remove unnecessary .firstChild from tests. (45419)
• Update some React 18 related types. (45279)

Global Styles

• Add wp_theme_has_theme_json as a public API to know whether a theme has a theme.json. (45168)
• Deprecate WP_Theme_JSON_Resolver:Theme_has_support(). (45380)

Tools

Testing

• Add Playwright Compatibility-classic-editor Test. (43979)
• Add end-to-end tests for Drag-and-Drop in the inserter. (44631)
• Cleanup after the writing flow end-to-end tests. (45119)
• Fix failing PHPUnit tests. (45265)
• Fix uploading artifacts even when the tests are successful. (45187)
• Migrate iframe-rendering test case. (44535)
• Migrate tests to Playwright. (43963, 45267, 44916, 44507, 45393, 43964, 45202)
• Re-enable skipped Gallery block end-to-end test. (45266)
• Try fixing Site Title flaky end-to-end tests. (45160)
• Update Playwright to v1.27. (45193)

Build Tooling

• ESLint: Add and enable eslint-plugin-testing-library. (45103)
• ESLint: Exclude Playwright tests from testing library rules. (45366)
• Fix native Demo editor build error when using Xcode 14 to build to a physical device. (45120)
• Remove comments from compiled styles. (43177)
• Upgrade rtlcss to v4.0.0. (43208)

First time contributors

The following PRs were merged by first time contributors:

• @alvitazwar: Migrate iframe-rendering test case. (44535)
• @GeoJunkie: PublishDateTimePicker: Retrieve all future posts in a given month. (44540)
• @Initsogar: Components: Update ExternalLink to support onClick handler. (45214)
• @jornp: Button component: Fix RTL alignment when containing icon and text. (44787)
• @pkorzelius: Character Swap. (45355)

Contributors

The following contributors merged PRs in this release:

@aaronrobertshaw @alvitazwar @andrewserong @annezazu @aristath @BE-Webdesign @bph @brookewp @carolinan @chad1008 @ciampo @dcalhoun @ellatrix @fluiddot @GeoJunkie @georgeh @getdave @glendaviesnz @gziolo @Initsogar @jorgefilipecosta @jornp @jsnajdr @kevin940726 @KevinBatdorf @kienstra @Mamaduka @mikachan @mirka @noisysocks @ntsekouras @oandregal @pkorzelius @pooja-muchandikar @ramonjd @SavPhill @scruffian @SiobhyB @Soean @t-hamano @talldan @tellthemachines @tyxla @walbo @youknowriad