4.3.4 (2026-10-27)
Bug Fixes
- codemirror: ignore language loads after effect cleanup (1e16b00)
- diff-source: preserve document state across mode handoffs (5c43b39)
- diff-source: preserve source edits when inserting Markdown (fd69f10)
- markdown-shortcut: pick up plugins initialized after markdownShortcutPlugin (00a8ece), closes #620