通过mdbook serve zh-CN/打开时遇到error

[PING0001]

通过mdbook serve zh-CN/打开时遇到报错,但不影响打开,报错信息如下:

mdbook serve zh-CN/
INFO Book building has started
INFO Running the html backend
ERROR Failed to deserialize output.html
Caused by: unknown field editor, expected one of editable, copyable, copy-js, line-numbers, runnable
in playpen

INFO HTML book written to D:\Project\try_rust\rust-by-practice\zh-CN/book
ERROR Failed to deserialize output.html
Caused by: unknown field editor, expected one of editable, copyable, copy-js, line-numbers, runnable
in playpen

INFO Serving on: http://localhost:3000
INFO Watching for changes...
ERROR Failed to deserialize output.html
Caused by: unknown field editor, expected one of editable, copyable, copy-js, line-numbers, runnable
in playpen

ERROR Failed to deserialize output.html
Caused by: unknown field editor, expected one of editable, copyable, copy-js, line-numbers, runnable
in playpen

[CFHaini]

修改 zh-CN/book.toml 文件中的内容