fix(diff-source): preserve source edits when inserting Markdown - #995

fix(diff-source): preserve source edits when inserting Markdown#995

huyanxius wants to merge 5 commits into

mdx-editor:mainmdx-editor/editor:mainfrom

huyanxius:fix/source-insert-markdown-636huyanxius/editor:fix/source-insert-markdown-636Copy head branch name to clipboard