Issue #199: Update to TinyMCE 8.7.0

libraries/tinymce/CHANGELOG.md

@@ -5,6 +5,36 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html),
 and is generated by [Changie](https://github.com/miniscruff/changie).
 
+## 8.7.0 - 2026-07-01
+
+### Added
+- Added `editor.announce()` for posting messages to screen readers via an aria-live region. #TINY-12791
+
+### Improved
+- Removed 300 item limit on the emoticons dialog 'All' tab by optimising render performance. #TINY-7552
+- Pressing Tab or Shift+Tab on an open menu now closes it and moves focus to the next or previous focusable element. #TINY-13341
+- The editor resize handle now uses browser pointer events for more reliable behaviour across different integration environments. #TINY-14241
+
+
+### Fixed
+- CSS custom property names and color values in the style attribute were being lowercased when parsed. #TINY-11524
+- Focused links in dark mode had the same text color as the background. #TINY-14264
+- Using the undo keyboard shortcut did not restore editor selection correctly. #TINY-14255
+- Worked around a Chromium bug where clicking on the right of an `li` could fail. #TINY-13886
+- Some annotated text was hidden when printed even though it should have been visible. #TINY-14296
+- Deleting a newline within a list item would delete the list item. #TINY-13292
+- Context toolbar with position 'line' was not repositioning to the opposite side when overflowing the viewport. #TINY-14376
+- Block-level formatting did not work on parent blocks when a contenteditable="false" inline element (such as an iframe) was selected. #TINY-13333
+- Selecting multiple table cells and applying indentation did not apply to the entire selection. #TINY-14370
+- Selecting multiple table cells and applying multiple formats could incorrectly nest formatting tags. #TINY-14385
+- Dragging and dropping or copying and pasting an image didn't add `width` and `height` to the tag. #TINY-14411
+- Tooltips were clipped when the editor was hosted in a shadow DOM and its parent element had `overflow:scroll`. #TINY-14384
+
+## 8.6.0 - 2026-06-03
+
+### Security
+- Updated DOMPurify version to 3.4.5. #TINY-14430
+
 ## 8.5.1 - 2026-05-19
 
 ### Security